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China Excellent General Industrial Screw Air Compressor Price for Sale

Product Description

Excellent General Industrial Screw Air Compressor Price for Sale

Product Description

WINDBELL WBS screw air compressor are with compact design , turbo radial fan and direct drive which bring you outstanding reliability and performance. A choice of 2 compressor types ( WBS , WBS VSD) provide you with the compressed air solution that perfectly matches your requirements.

Product Parameters

Model No.

Working pressure

bar

Capacity(FAD)

m3/min

Power

kw

Driving model

Cooling method 

Noise level

dB

Outlet diameter

Weight

kg

Dimension 

mm

WBS7.5

7

1.2 7.5

Direct

Air cooling(Standard)

63 G3/4″ 400 890*560*840
8 1.1
10 1.0
12 0.8
WBS11 7 1.8 11

Direct

Air cooling(Standard)

64

G3/4″ 460 1050*690*1080
8 1.6
10 1.5
12 1.3
WBS15 7 2.6 15

Direct

Air cooling(Standard

65 G3/4″ 500 1050*690*1080
8 2.4
10 2.1
12 1.8
WBS22 7  3.7 22

Direct driven 

Air cooling

65 G1″  550 1350*780*1250
8  3.5
10  3.1
12  2.7
WBS30     7 5.3 30

Direct driven 

Air cooling

67    G1-1/2″    940    1420*900*1425
 8 5.1
10 4.6
12 3.9
WBS37 7 6.5 37

Direct driven

Air cooling

67 G1-1/2″ 1000 1420*900*1425
8 6.2
10 5.6
12 4.9
WBS45 7 8.1 45

Direct driven

Air cooling

 70 G1-1/2″  1050  1750*1100*1700
8 7.5
10 7.0
12 6.0
WBS55 7 10.5 55

Direct driven

Air cooling

73 G2″ 1500 1750*1100*1700
8 10
9 9.0
12 8.0
WBS75 7 14.3 75

Direct driven 

Air cooling

75 G2″ 1700 1750*1100*1700
8 13.0
10 11.8
12 10.5

Certifications

Company Profile

Windbell Electrics is a high-tech company, located in HangZhou National High and New Technology Industries Development Zone, began to manufacturing screw air compressor from year 2006. In year 2011, CZPT Machinery was registered as an independent subsidiary of CZPT Electrics.

Windbell machinery has responsible employees equipped with 5 0 testing machines working in the plant area of 3200 square meter.
A qualified profile R & D team with experience in developing products with G H H-RAND and ROTORCOMP, has 13 patents granted. The company can produce 4, 0 0 0 screw air compressor every year.
We believe that without an good quality management system you cannot make good quality products. With I S O 9 0 0 1 ,I S O 1 4 0 0 1 and CE certifications, the company aims to be a pioneer in offering consumers efficient, energy-saving, and environment-friendly solutions in the application of air compressor. Based on its R & D output, the company has successfully applied its solutions to the field of mining, tunneling, outdoor construction and its technology also facilitates the production of medical oxygen generators and textile equipment.

Our electrical stationary screw air compressor from 7.5-75 kw is equipped with turbo radial fan which is more efficient and quiet .The products are sold  to Southeast Asia, South America,Central Asia, Middle East, Africa, and America.

A Buyer’s Guide to Air Compressor Types

There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with 2 pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
air-compressor

Single-stage air compressors

A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the 2 types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.

Rotary vane compressors

Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last 9 to 18 months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
air-compressor

Rotary vane compressors with low-noise models

If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for 2 to 5 diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
air-compressor

Rotary vane compressors with 2 pistons

The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose 1 with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.

China Excellent General Industrial Screw Air Compressor Price for Sale  China Excellent General Industrial Screw Air Compressor Price for Sale

China 5-500 m3/min Oil Free AC Stationary Electric Direct Driven Screw Air Compressor With ghh Air End For Pharmaceutical Industry

Product Description

Industrial Silent/Mute Medical Dry Oil Free Oilless Direct Drive Rotary Double Screw Type Air Compressor Advantages

1.Clean air 1, China
Our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome

Choosing an Air Compressor

Considering a new Air Compressor? Here are some tips to make the decision easier. Learn the pros and cons of each type, including the differences between oil-injected and oil-free models, single stage and positive displacement. In addition, learn more about the different technologies that are available for your air compressor. It is important to choose an appropriate unit for the type of work you do. Here are some of the best compressors available today.
air-compressor

Positive displacement

There are several different types of air compressors, but most are positive displacement air compressors. They use a rotary or reciprocating component to compress air. The reciprocating component compresses air by reducing the volume of the chamber. Positive displacement compressors are used in bicycle pumps, chemical plants, and refrigerators. Positive displacement air compressors use multiple inlet ports. Despite the various types, the principle of operation remains the same.
Another type of positive displacement air compressor is a reciprocating piston. The piston inside a cylinder moves up and down, causing the compressed air to fill the upper part of the cylinder. These air compressors are used in a variety of different applications, including blowing bottles and gas pipelines. These air compressors can be water-cooled, lubricated, or non-lubricated. Different types have different capacities and air pressures.
A positive displacement flowmeter uses a rotating chamber that divides continuous fluid into discrete portions. The number of times the chamber is filled and discharged can be used to estimate the flow rate. The rotation speed of the measuring chamber is directly proportional to the flow rate. The drawbacks of this type of positive displacement flowmeter are that it is prone to jamming. If the fluid contains particles, it may be too thick for the meter to determine flow rate.
A negative displacement air compressor was invented in 1860 and is the oldest type of compressor. It uses 2 lobes positioned in a circular cavity. One rotor is connected to an engine, while the other pushes the other 1 to spin in the opposite direction. Negative displacement compressors are low-maintenance, but they do require more precision. They are often used in nuclear power plants because they use the kinetic energy of the rotating elements to produce pressure.

Oil-injected

Oil-flooded or oil-injected air compressors use liquid to seal and lubricate moving parts and reduce noise. Oil-flooded air compressors are effective for a variety of pneumatic tools and accessories. Some models have a thermostat that controls the amount of oil used during operation. Other types of oil-flooded air compressors are piston-type models. Here is an overview of the basic differences between these 2 air compressors.
An oil-injected air compressor is more expensive than a comparable oil-free air compressor, but its advantages far outweigh its disadvantages. An oil-free compressor is quieter, requires less maintenance, and has a lower price tag. It also offers a greater degree of air purity. A number of other advantages may also make this type of air compressor the better choice for many industrial settings. If you need a high-pressure compressor in a tight space, consider the benefits of an oil-free system.
Oil-injected air compressors require more maintenance than oil-free models. Both types of air compressors offer similar capacity and ISO 8573-1 Class 0 and 1-2 purity, but the oil-injected systems require more air-treatment components. They require an activated carbon filter and coalescing filter. Oil-injected air compressors will likely remain the standard for industrial air compressors for many years. And since their performance and efficiency are comparable, it may be worthwhile to invest in some point-of-use air treatment.
Both types of air compressors have their benefits. However, choosing between oil-free and oil-injected air compressors is not as straightforward as you might think. Whichever type you choose, make sure it will meet your needs. The benefits of an oil-injected air compressor outweigh their disadvantages. In general, oil-injected air compressors are more durable and can last longer than oil-free models. The only downside is their higher price.
air-compressor

Oil-free

When choosing an air compressor for your company, you’ll need to determine what it is going to be used for. For example, if you’re planning on using it to power multiple workers, you should consider getting an oil-free compressor. An oil-free compressor, on the other hand, is quieter and can power several workers at a time. If you’re a contractor, the most important consideration will be the type of jobs you’ll be doing. Higher air pressure means greater demand for air flow, and more pressure can damage the equipment.
Oil-free compressed air is certified 100% free of contaminants. Technically, oil-free air is not completely free of foreign matter, but it is extremely low within the limits of practical air quality. A technically oil-free air compressor might have a total oil level of 0.003 mg/m3. If you’re in need of a technically oil-free air compressor, you must install an air treatment equipment after your current compressor.
If you’re in the manufacturing industry, a good oil-free air compressor will save you money and reduce your environmental impact. Many of these tools require air compressors to work, and this equipment will ensure that they don’t get contaminated. To buy the best oil-free compressor, you should learn a bit about the different terms used by compressor repair companies. ACFM, for example, is the amount of air that can be compressed in 1 minute at rated conditions.
When you’re using an oil-free air compressor, you should know that the overall life of the device will be much shorter. Compared to an oil-flooded rotary screw air compressor, an oil-free compressor typically has a lifespan of 50 thousand hours. But it’s important to understand that this type of compressor can still cause damage to piping and processes. Therefore, you should choose an oil-free compressor when you need to clean air for your business.

Single-stage

A single-stage air compressor, also known as a piston air compressor, compresses air only once before storing it in a cylinder. This stored air has enough energy to power a variety of pneumatic tools, such as screwdrivers, chisels, and wrenches. These units are also ideally suited for low-flow applications and are widely used in gas stations, auto shops, and various manufacturing plants.
A single-stage air compressor uses 2 valves – 1 for inlet and 1 for outlet – to transfer compressed air. Both valves are actuated by springs. The inlet valve has a slight curvature to provide protection from damage. The compressor’s outlet valve opens when the pressure in the cylinder is higher than the pressure in the storage tank. The piston moves very quickly inside the cylinder, exerting a high amount of force throughout the compression process. This high piston speed is a common cause of compressor wear and tear.
A single-stage air compressor is ideal for smaller tradesmen and small construction crews. Its lightweight and compact design make it easier to transport and store. While it may be tempting to buy the first cheap air compressor you see, it’s important to balance the price against performance to choose the right air compressor for your needs. The best single-stage air compressor is 1 that provides excellent performance and durability. Its two-stage counterpart is designed for larger construction teams and large applications.
The main difference between a single-stage and a two-stage air compressor lies in their capacity. A single-stage air compressor compresses air only once and delivers it into the storage tank, while a two-stage compressor compresses it twice, creating double the pressure. Because of this, single-stage air compressors are cheaper and versatile than their counterparts, which means that they can be used for multiple purposes.
air-compressor

Low-noise

A low-noise air compressor is a type of industrial compressor that is less noisy than regular air compressors. These are generally smaller machines designed for smaller factories and workshops with a few to several employees. They are designed to handle mid-weight volumes of compressed air per day. This type of compressor is especially useful for smaller manufacturing businesses that need to produce compressed air for medical applications. Small breweries can also benefit from the low-noise capabilities of these compressors.
Low-noise air compressors come in various sizes and features. For smaller jobs, you can purchase a one-gallon model that is lightweight and portable. For larger jobs, you can purchase 1 with a larger tank that can provide more pressure for longer jobs. However, a larger tank will make the compressor heavier and harder to transport. To avoid this, make sure to check the size of the tank and how much power it can handle.
Considering a low-noise air compressor for your business? If so, you’ve come to the right place. There are a variety of affordable and dependable low-noise options to choose from. A CAT 10020C, for example, is designed to provide high-volume air to many outlets at once. A CAT 10020C comes with a 10-gallon tank, wheels, and a carrying handle.
Noise levels can also affect the productivity of employees. When employees work with air compressors in close proximity to each other, they may develop tinnitus. If employees are free from tinnitus because of the loud noise, they are likely to work more efficiently. Moreover, it will be easier for them to focus and communicate efficiently. If you need a compressor, a low-noise 1 is an excellent choice.

China 5-500 m3/min Oil Free AC Stationary Electric Direct Driven Screw Air Compressor With ghh Air End For Pharmaceutical Industry  China 5-500 m3/min Oil Free AC Stationary Electric Direct Driven Screw Air Compressor With ghh Air End For Pharmaceutical Industry

China Silent Electric Water Lubrication Rotary Medical Oil Free Screw Air Compressor for Oxygen Generator

Product Description

Model :  Oil Free Series
Type:  Oil Free Screw Air Compressor
Working Pressure:  8~12.5bar
Installed Motor Power:  7.5~250 Kw
Capacity: 0.81~39.30 m3/min
Driven Method: Direct Driven
Power 380V / 3PH / 50HZ / 60HZ
220V / 3PH / 50HZ / 60HZ
440V / 3PH / 50HZ / 60HZ
415V / 3PH / 50HZ / 60HZ
Can be customized
Transport Package: Standard Wooden Packing
Motor protection grade IP54
Insulation class F
Outlet Air Humidity  ambient temperature+10ºC

Product Features
        In pharmaceutical, electronic, chemical, microbial fermentation, blow moulding, pressure detection and other industrial production, there are many medium-pressure compressed air to be used to 1.6-4.0 MPa in power plants, naval ships, national defense facilities. At present, piston air compressors are mostly used at home and abroad, while piston air compressors are characterized by large vibration, high noise, large leakage and short service life, so their efficiency is very low and the same work is done. The medium pressure oil-free screw machine has compact structure, high working efficiency, low noise, low vibration, easy maintenance, low operating cost and good air quality. At the same time, the series of machines are controlled by micro-computer system. The whole machine has multiple protective performance of pressure, temperature and overload energy.
1.Constant pressure control: high-precision constant pressure control with a pressure fluctuation range within0.01MPa.
2. Variable frequency soft start: remove CZPT current during starting, avoid the power grid impact, prevent the current impact through gradual speed regulation and improve flexibility; 
3.No idling: prevent idling of the compressor during running and reduce invalid energy consumption;
3.High performance vector control: low-frequency starting provides a large torque and a low running current, ensuring to get a reasonable torque to drive the air compressor to run stably with the minimum temperature rise of the motor within a wide speed range;

Model Working Pressure Capacity Motor Power Noise
dB(A)
Inlet and
outlet pipe
diameter of
cooling water
Cooling
water
volume
Dimension(mm) Net Weight Air Outlet Pipe Diameter
Psi bar Cfm m3/min kw/hp Water
temp.32ºC
L W H KGS
T/H
SGM08 116 8 40.65 1.15 7.5/10 58 3/4″ 2 1550 775 1445 630 3/4″
145 10 36.01 1.02
SGM11 116 8 54.73 1.55 11/15 58 3/4″ 2.5 1080 750 1571 280 3/4″
145 10 46.61 1.32
174 12 36.02 1.02
SGM15 116 8 84.74 2.40 15/20 63 1″ 3.5 1080 750 1571 300 1″
145 10 74.86 2.12
174 12 56.85 1.61
SGM18 116 8 109.46 3.10 18.5/25 65 1″ 4 1380 850 1185 430 1″
145 10 92.51 2.62
174 12 75.21 2.13
SGM22 116 8 123.59 3.50 22/30 65 1″ 5 1380 850 1185 450 1″
145 10 110.52 3.13
174 12 92.16 2.61
SGM30 116 8 176.55 5.00 30/40 66 1 1/4″ 7 1380 850 1185 500 1 1/2″
145 10 148.30 4.20
174 12 112.29 3.18
SGM37 116 8 215.39 6.10 37/50 67 1 1/4″ 9 1500 1000 1345 650 1 1/2″
145 10 184.32 5.22
174 12 169.84 4.81
SGM45 116 8 257.76 7.30 45/60 68 1 1/2″ 10 1500 1000 1345 680 2″
145 10 216.45 6.13
174 12 199.50 5.65
SGM55 116 8 338.98 9.60 55/75 70 1 1/2″ 12 1800 1250 1670 1150 2″
145 10 303.67 8.60
174 12 262.00 7.42
SGM75 116 8 441.38 12.50 75/100 73 1 1/2″ 18 1800 1250 1670 1200 2″
145 10 403.24 11.42
174 12 347.10 9.83
SGM90 116 8 575.55 16.30 90/120 73 2″ 20 1800 1250 1670 1350 2 1/2”
145 10 512.70 14.52
174 12 434.31 12.30
SGM110 116 8 685.01 19.40 110/150 78 2″ 24 2300 1470 1840 1800 2 1/2”
145 10 596.74 16.90
174 12 533.18 15.10
SGM132 116 8 784.24 22.21 132/175 78 2″ 30 2300 1470 1840 1850 2 1/2”
145 10 719.62 20.38
174 12 645.82 18.29
SGM160 116 8 1018.69 28.85 160/200 78 2  1/2″ 35 2300 1470 1840 2000 3″
145 10 865.80 24.52
174 12 782.82 22.17
SGM200 116 8 1293.41 36.63 200/270 78 3″ 43 3150 1980 2152 3500 4″
145 10 1154.64 32.70
174 12 978.79 27.72
SGM250 116 8 1514.09 42.88 250/350 78 3″ 53 3150 1980 2152 3800 4
145 10 1377.09 39.00
174 12 1223.14 34.64
SGM320 116 8 2086.82 59.10 320/430 80 4″ 60 3150 1980 2152 4000 5″
145 10 1889.09 53.50
174 12 1703.71 48.25
Motor Protection Class: IP23/IP54/IP55 or as per your required
Voltage: 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

Q1: What is the rotor speed for the air end?
A1: 2980rmp.

Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)

Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).

Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.

Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.

Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.

Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.

Q9: Do you have spare parts in stock?
A9: Yes, we do.

Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.

If you are interested in any of our products,please feel free to contact us.
We are looking forward to cooperating,growing and developing with your sincerely.

 

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which 1 you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
air-compressor

Air Compressors

Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in 1 stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use 1 of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, 1 piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the 2 pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

Low-noise models

Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These 2 features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
air-compressor

Oil-free models

A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated 1 include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

China Silent Electric Water Lubrication Rotary Medical Oil Free Screw Air Compressor for Oxygen Generator  China Silent Electric Water Lubrication Rotary Medical Oil Free Screw Air Compressor for Oxygen Generator

China Kompt Supc Series New Trailer Mounted Diesel Screw Air Compressor for Sale

Product Description

High Pressure Movable Screw Air Compressor for Drilling Rig

Mobile Diesel Powered Air Compressor 25 Bar for Well Drilling

Certifications

 

Company Information

Packaging & Shipping

FAQ

Q1: Are you factory or trade company? 
 A1: We are factory. Please check Our Company Profile.
 Q2: What the exactly address of your factory? 
 A2: Xihu (West Lake) Dis. Innovation Park, Zaoyuan Town, HangZhou, ZheJiang , China
 Q3: Warranty terms of your machine? 
 A3: 18 months warranty for the machine,technical support according to your needs.
 Q4: Will you provide some spare parts of the machines? 
 A4: Yes.
 Q5: How long will you take to arrange production? 
 A5: Deliver standard goods within 30days, Other customized goods is TBD.
 Q6: Can you accept OEM orders? 
 A6: Yes, with professional design team, OEM orders are highly welcome.
Contact us

 

A Buyer’s Guide to Air Compressor Types

There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with 2 pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
air-compressor

Single-stage air compressors

A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the 2 types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.

Rotary vane compressors

Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last 9 to 18 months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
air-compressor

Rotary vane compressors with low-noise models

If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for 2 to 5 diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
air-compressor

Rotary vane compressors with 2 pistons

The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose 1 with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.

China Kompt Supc Series New Trailer Mounted Diesel Screw Air Compressor for Sale  China Kompt Supc Series New Trailer Mounted Diesel Screw Air Compressor for Sale

China 97kw SDP350G Diesel driven Portable Screw Air Compressor used for drilling,sandblasting industrial use

Product Description

Screw type air compressor structure of a unique design, a compact, stylish appearance, high efficiency, small energy consumption, low noise characteristics and long life, is a smart environment-friendly products. Widely applied in metallurgy, machinery, chemicals, and mining, and electric power industries of the ideal gas source equipment.     
Advantage:
1.The third generation of advanced rotor and concise intake control system.
2.Efficient centrifugal separator oil and gas, gas oil content is small,tube and core of long life. 
3. Efficient, low noise suction fan of the full use of export dynamic pressure 
    increased effect of heat transfer (air-cooled).
4. Automatic water-cooling system for large air compressor to provide more efficient.
5.Fault diagnosis system, the control panel is easy to operate.
6 Removable door, equipment maintenance, service convenient. 
7.Micro-electronic processing so that temperature, pressure and other parameters are closely monitored.
PRODUCT HIGHLIGHTS
1.The brand power,reliable quality, stable performance.The harsh thermal equilibrium serviceability can guarantee that the machine work effectively under high temperature environment  (≤40ºC).
2.Unique patent design, light load startup system, the air control design is adapt to the  drilling work with high stability.
3.Efficient cooling system, divided into 3 parts: water- cooled ,mid- cold, oil cold, which ensure the reliable operation of diesel engine, and it’s suitable for high temperature working environment.
4.Independent research and development of the opposite door design, rational layout, which is easy to do regular maintenace ,with advantages of the fixed and portable compressor.
5.A single point lifting, forklift hole device, equipped with drag ring.It is suitable for repair car transport, easy to transfer and installation of the unit.
6.Waterproof and dustproof design, which is suitable for outdoor hard working environment.
7.According to customer requirements, the heating boiler and remote components is available for cold starting.
Technical Parameters:

Model SDP
185
SDP
250E
SDP
350E
SDP
350G
SDP
420E
SDP
460G
SDP
560GII
SDP
420H II
SDP
550G
SDP
530G
SDP
600H
Discharge Air Volume(m³/min) 5 7 10 10 12 13 16 12 16 15 17
Discharge Pressure(MPa) 0.7 0.8 0.8 1.3 0.8 1.3 1.3 1.7 1.4 1.3 1.7
Discharge Pipc.Dia 1×1-1/4″ 1×3/4″  1×1-1/2″ 1×2″
Discharge Temperature ≤110ºC
Gas Oil Content ≤5PPM
Unit Drive Way Direct Driven
Diesel Engine
Parameters
Model V2403-T YC4DK95-H300 WP4.1G140E331 WPG160E331 TAD552VE WP6G190E330 WP6G240E330
Power(KW) 33 70 103 118 160 140 176
Speed(r/min) 2000 2300 2000 2300 2300 1800 2200 2100
Displacement(L) 2.6 3.621 4.088 4.5 5.1 6.75
Dimension Overall Length(mm) 3840 3170 3700 3700 3900 4300 4400
W/O Towber(mm) 2100 2250 2500 2500 2900 3100 3300
Width(mm) 1490 1600 1960 1960 1900 1900 1900
Height(mm) 1780 1650 2000 2000 2100 2200 2100
Unit Weight(KG) 1270 1650 2000 2200 2800 2610 2710 2950 3000

Application Fields;
Our Exhibition

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which 1 you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
air-compressor

Air Compressors

Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in 1 stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use 1 of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, 1 piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the 2 pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

Low-noise models

Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These 2 features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
air-compressor

Oil-free models

A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated 1 include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

China 97kw SDP350G Diesel driven Portable Screw Air Compressor used for drilling,sandblasting industrial use  China 97kw SDP350G Diesel driven Portable Screw Air Compressor used for drilling,sandblasting industrial use

China (SCR60M Series) German Engineered Transmission Belts Designed for Safety Belt Driven Rotary Screw Air Compressor High Efficiency 7/8/10/12.5/15bar

Product Description

Product Technical Description
 

Model :  Oil Injected Screw Air Compressor Belt Driven (M series)
Type:  Oil Injected Belt Driven Screw Air Compressor
Voltage:  380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure:  7~12.5 bar
Installed Motor Power:  4KW~75KW
Capacity: 0.58~13.3m3/min
Color:  Blue
Driven Method: Belt Driven
Air End: Original Ally-win Air End from Germany
Trademark:  SCR
Transport Package:  Standard Wooden Packing
Available Certificate:  CE, ISO, UL, ASME, GHOST
Origin:  ZheJiang , China
application:  Casting , Metal , Plastic , Rubber

Product Features

1. Sino-Japan technology cooperation, high reliability.

2. Big airend with low rpm for better performance an long life span.

3. High reliability components imported original from Germany, Swiss etc.

4. CE level protection design and manufacturing

5. Oversize cooler suitable for tropical area.

6. More than 10,000.00 units running around the world since 10years ago.

7. Intelligent PLC control.

8. Easy to do maintenance and service.

1.Automatic interlock control and operations management

Intelligent microcomputer controller, combined with pressure, temperature, current, signal, alarm with 12 important indicators and 13 comprehensive security protection measures with Chinese and English display optional and maintenance time limit remind. The RS485 communication interface can realize several machines joint control. Concise and comprehensive to keep the customer informed of the machines’ situation in time.

2.Safe and zero leakage connection

SCR have abandoned the traditional low cost hydraulic hose design. CZPT use High-rigid pipes and flexible joint connection, avoiding bursts typically caused by ageing . Fluorine rubber type 0-ring offers a flexible seal preventing leakage.

3.heavy duty air filter with prefilter

A European imported air filter offers High efficiency and a low pressure drop.

4.Siemens brand electrical components

5.American brand high efficiency transmission system

 

Model SCR60M-8 SCR60M-10 SCR60M-12.5
Capacity/Pressure(m3/min,/BAR) 7.51/8 6.82/10 5.53/12.5
TEFC Motor Power(KW) 45KW(60H.P)
Speed(r/min) 2962
Starting way Star-Delta
Volt(V) 380/400/415(220)
Motor safety grade IP54
Motor isolation grade F
Electrical Supply 380(400,415)V/50Hz/3Phase, 220V/60HZ/3P
Outlet Temperature(ºC) ≤ Environment Temperature+10ºC
Driven way Belt Driven
Noise level at 1 meter 76±3dB(A)
Cooling method Air cooling
Oil content ≤3 ppm
Outlet Connection Rc 1 1/2″
Dimension Length(mm) 1000
Width(mm) 1300
Height(mm) 1470
Weight(KG) 920

Product Categories

Advantages

Application

About SCR

 

Choosing the Right Air Compressor For Your Home

You will find that air compressors are indispensable tools for a variety of situations, including garages, home workshops, and basements. These tools can power a variety of tools, and each model is sized to suit the job at hand. Because air compressors have only 1 motor, they are lightweight, compact, and easy to handle. Using 1 air compressor to power several tools will also reduce the wear and tear on individual components. This article will introduce some important characteristics to look for when choosing the right air compressor for your home.

Positive displacement

A positive displacement compressor applies pressure to a fluid, whereas a centrifugal 1 does the opposite. A positive displacement compressor creates the desired pressure by trapping air and increasing its volume. Its discharge valve releases the high-pressure gas. These compressors are used in industrial applications and nuclear power plants. The difference between a positive and negative displacement compressor is that a positive displacement compressor can compress and release air at a consistent rate.
A positive displacement air compressor uses a reciprocating piston to compress air. This reduces the volume of the air in the compression chamber, and a discharge valve opens when the pressure reaches the desired level. These compressors are used in bicycle pumps and other pneumatic tools. Positive displacement air compressors have multiple inlet ports and have several configurations. Positive displacement air compressors have a single-acting and double-acting piston, and can be oil-lubricated or oil-free.
A positive displacement air compressor is different from a dynamic compressor. It draws air into the compression chambers and then releases the pressure when the valve is opened. Positive displacement compressors are common in industrial applications and are available in single-acting, double-acting, and oil-lubricated models. Large piston compressors have ventilated intermediate pieces and crossheads on gudgeon pins. Smaller models have permanently sealed crankcases with bearings.
air-compressor

Oil-free

Oil-free air compressors have some advantages over their oil-lubricated counterparts. They do not require lubrication oil because they are coated with Teflon. The material has 1 of the lowest coefficients of friction and is layered, so it slides past other layers with little effort. Because of this, oil-free compressors tend to be cheaper and still deliver comparable performance. Oil-free compressors are a good choice for industrial applications.
The life of an oil-free air compressor is significantly longer than an oil-lubricated counterpart. These models can operate up to 2,000 hours, 4 times longer than the average oil-lubed compressor. Oil-free compressors also have a significantly lower operating noise than their oil-lubricated counterparts. And because they don’t need oil changes, they are quieter. Some even last up to 2,000 hours.
An oil-free air compressor is a good choice if your application requires high levels of purity. Several applications require ultra-pure air, and even a drop of oil can cause product spoilage or damage to production equipment. In addition to the health risks, an oil-free air compressor reduces the costs associated with oil contamination and minimizes leaks. It also eliminates the need for oil collection, disposal, and treatment.
A typical oil-free air compressor is very efficient, requiring only about 18% of the full load horsepower. However, oil-free compressors have a higher risk of premature failure and are not recommended for large-scale industrial applications. They may also use up to 18% of the compressor’s full capacity. They may sound appealing, but you must make sure you understand the benefits of an oil-free air compressor before choosing 1 for your industrial applications.

Single-stage

A single-stage air compressor is designed to provide the power for a single pneumatic tool or device. These machines are generally smaller than two-stage compressors and produce less heat and energy. These machines aren’t designed for heavy-duty industries, but they are still highly effective for a variety of applications, including auto shops, gas stations, and various manufacturing plants. They can also be used in borewells, as they are suitable for small spaces with low air flow requirements.
A single-stage air compressor has 1 cylinder and 2 valves – the inlet and the delivery valves. Both of these valves function mechanically, with the inlet valve controlling torque and the delivery 1 controlling air pressure. Generally, single-stage compressors are powered by a gas engine, but there are also electric models available. The single-stage air compressor is the most common type of air compressor. It has a single cylinder, 1 piston, and 1 air cylinder.
The single-stage air compressors are used for small projects or personal use. A two-stage air compressor is more effective for industrial projects. Its longer air end life makes it more efficient. It is also more efficient for use in the automotive industry, where the engine has many cylinders. In general, single-stage compressors require a higher power level. The single-stage model is ideal for small projects, while a two-stage 1 is suitable for larger-scale arsenals.
air-compressor

CFM

The cubic foot-per-minute (CFM) of an air compressor is the output of the machine. In order to calculate the CFM level, start by looking at the compressor’s specifications. You should know how many cubic feet the unit can hold and how many pounds per square inch it can compress. Once you have these information, you can calculate the CFM. Now you can use these numbers to select an appropriate air compressor for your needs.
The most common way to increase the CFM of an air compressor is to turn the regulator down. By turning the dial down, the air compressor will produce more than 10 CFM. You can also try connecting 2 output valves. Make sure that the settings are adjusted properly before you begin. This will ensure that your air compressor is functioning at its maximum efficiency and lifespan. To increase the CFM of your air compressor, first check that your regulator is calibrated for the desired pressure level.
To calculate the CFM of an air compressor, first determine the tank volume of the machine. Then, multiply this volume by the time it takes to fill the tank. Then, divide the result by 60 seconds to calculate the CFM. Once you know how much air your machine can hold, you can choose a suitable air compressor. If you’re working in a confined area, you should buy a tool with a large tank.

PSI

The PSI of an air compressor is the pressure that it can output. A typical air compressor has a gauge connected to the airline at the bottom, next to it, or between the two. The gauge tells the actual pressure of the air compressor, while the cut-out pressure is determined by the manufacturer. The manufacturer recommends that you set the cut-out pressure 20 to 40 PSI higher than the factory recommended pressure. If you want to set the pressure for your nail gun, you can use the cut-in and cut-out pressures on your compressor, and the tank won’t exceed this range.
The PSI of an air compressor measures the force that it can deliver, which is often in pounds per square inch. For most air tools, you need at least 40 to 90 psi. In general, reciprocating air compressors work on an on/off basis. This relationship is known as the duty cycle. All air compressors are rated for a particular duty cycle, such as 50 percent on and 20-5 percent off.
The Psig of an air compressor is not free, as many people believe. The PSI of an air compressor is not free, but it is essential to maintain it for safe operations. If you’re having trouble maintaining a consistent pressure, consider turning down the PSI of your compressor by 2 psig. This will determine the critical pressure for the machine. You’ll also increase the amount of energy in the system by 1 percent.
air-compressor

Power source

The power source for an air compressor is crucial in its operation. Without the correct voltage and amperage, air compressors will not function properly. The power source must be close to the compressor so that it can plug into an electrical outlet. If it is too far from the outlet, the compressor may not be able to build enough pressure. When this happens, the fuse inside the air compressor will turn off to protect the user. The power source should be a safe distance from the compressor.
Most manufacturers do not specify the power source for an air compressor. Depending on the horsepower, the compressor will require approximately 4 amps of power. A one-horsepower compressor would draw about 12 amps. If it were powered by a typical 120-volt household supply, its motor would exceed the 15-amp breaker capacity. A larger air compressor, however, will require a separate 15-amp power source, making it impossible to use it with this type of power source.
The power source for an air compressor is typically electrical alternating current (AC) that is equivalent to the voltage on a standard wall outlet. A three-phase air compressor, on the other hand, requires a special AC supply with 3 electrical offset pulses. Regardless of the type of air compressor, the power source must be compatible with the incoming power service. One of the most common problems when attempting to connect an air compressor to an AC power source is undersized wire. This results in low voltage and high amperes, tripping of over-load relays and blown fuses.

China (SCR60M Series) German Engineered Transmission Belts Designed for Safety Belt Driven Rotary Screw Air Compressor High Efficiency 7/8/10/12.5/15bar  China (SCR60M Series) German Engineered Transmission Belts Designed for Safety Belt Driven Rotary Screw Air Compressor High Efficiency 7/8/10/12.5/15bar

China Permanent Magnetic Synchronous Pm VSD Rotary Screw Air Compressor with Converter for Concrete Production

Product Description

I. Introduction:
 
Our variable frequency series screw compressor takes advantage of the stepless speed regulation of the frequency charger, and start screw air compressor gently through the controller or the PID regulator inside of the controller to improve the start and operation mode of the motor.
Prediction and evaluation of energy saving:
If the air compressor frequently upload and unload during the operation and particularly the steady pressure output is needed, it is necessary to use air compressor frequency changer to control air compressor to achieve the effect of energy saving in a certain range.
Steady pressure:
The air compressor frequency changer aims at a the larger fluctuations of air volume. Internal PID regulator can quickly adjust the response. Compared with the limit switch control of operating with motor in constant frequency, the stability of the air pressure output increases exponentially, keeping on a constant point.
Start with no impact:
For the frequency changer has the function of the soft start, the start-up current is 3 times lesser than the power frequency startup. So the impact of the startup is smaller.
Variable flow control:
Based on the PID regulator and the actual air consumption to adjust the motor speed at a real time, to control the emission output and to achieve a equilibrium air supply. When low consumption,  the air compressor can sleep automatically to reduce the energy loss. The optimized control  further improves the energy-saving efficiency.
Better voltage adaptability of AC power supply
Due to the over modulation technique used in frequency changer, while in low AC power supply voltage, it still outputs the enough torque to drive the motor to work. While in high AC power supply voltage, it will not lead to a higher voltage output to motor.

II. Technical specification
 

Model EV7.5A EV11A EV15A EV18.5A EV22A EV30A EV37A/W EV45A/W EV55A/W EV75A/W EV90A/W EV110A/W EV132A/W EV160A/W
Free air delivery/Discharge air pressure  (M3/min/ Mpa) 1.2/0.7 1.7/0.7 2.4/0.7 3.1/0.7 3.7/0.7 5.2/0.7 6.5/0.7 7.5/0.7 10.5/0.7 13.5/0.7 16.5/0.7 20.5/0.7 25.8/0.7 28.8/0.7
1.1/0.8 1.6/0.8 2.3/0.8 3/0.8 3.5/0.8 5/0.8 6.3/0.8 7.2/0.8 9.5/0.8 13/0.8 16/0.8 19/0.8 23/0.8 27/0.8
1/1.0 1.4/1.0 2.2/1.0 2.8/1.0 3.0/1.0 4.1/1.0 5.8/1.0 7.0/1.0 8.5/1.0 11/1.0 14/1.0 17.5/1.0 20.2/1.0 23.8/1.0
0.8/1.3 1.2/1.3 1.7/1.3 2.3/1.3 2.5/1.3 3.7/1.3 25.0/1.3 6.0/1.3 7.5/1.3 9.5/1.3 12/1.3 14/1.3 18/1.3 21/1.3
Air supply temperature ≤ambient temperature +8~`15ºC
Motor Power (kw/hp) 7.5/10 11/15 15/20 18.5/25 22/30 30/40 37/50 45/60 55/75 75/100 90/120 110/150 132/175 160/215
Start method Y-△Starter
Voltage (v/hz)                                              380V 3PH 50HZ     (380V-3PH-60HZ/ 460V- 3PH- 60HZ/ 220V- 3PH-60HZ/ 400V-3PH-50HZ/6000V-3PH-50HZ/other voltagesd can be customized )                                                                               
Drive method V-belt transmission / Coupling transmission
Oil content (PPM)  ≤3
Connector inch 3/4″ 3/4″ 1″ 1″ 1″ 1  1/4″ 1  1/4″ 1 1/2″ 1 1/2″ 2″ 2″ 2  1/4″ 2  1/2″ 2  1/2″
Noise(Db)±2  56 58 60 60 60 66 66 66 70 71 71 73 75 77
Dimension length mm 900 1060 1060 1080 1080 1300 1300 1300 1820 2440 2560 2760 2760 2860
width   mm 700 800 800 880 880 1100 1100 1100 1200 1300 1300 1340 1340 1510
height  mm 1040 1230 1230 1420 1420 1650 1650 1650 1600 1620 1620 1710 1710 1810
Weight (kg) 400 500 550 650 680 1000 1050 1100 1350 1800 2150 2900 3000 3800

III. CE & ISO Certificates:

Package photos:

On-site photos:

IV. Company Introduction

ZheJiang CZPT COMPRESSOR CO., LTD.  is 1 UK wholly-owned compressor company, which was situated in ZheJiang in 2004, based in technical cooperation with European air end manufacturer and British O.S.G. OSG ZheJiang specializes in manufacturing the world-class screw compressors and air purification equipments.
In order to meet customers’ expectations and requirements, OSG ZheJiang integrates the compressing system to embody the merits of reliability, energy saving, silence, convenience.  OSG ZheJiang had obtained the compressor production license (certificate No: XK06-571-0571), quality certificate and general machinery certificate, ISO 9001:2008 certificate and CE certificate.
 OSG has established a nation-wide service system of 40 offices, and provided comprehensive services, such as consulting, training, repairing, spare parts supplying, etc. OSG ZheJiang also do OEM for trading companies and agents, according to their requirements.
 OSG ZheJiang welcome customers and engineers all over the world to study, train and cooperate. Welcome to OSG ZheJiang .
 
 
V. Company Advantages
1.Enormous potentiality, long history
ZheJiang CZPT Compressor Co., Ltd. is 1 British wholly-owned enterprise. Currently in China, OSG has set up 3 major manufacturing bases (ZheJiang CZPT Compressor Co., Ltd, ZHangZhoug Ulite Tools Co.,Ltd., ZheJiang OSG welding), 5 Manufacturers. Meanwhile we cooperate with the European world-advance air end manufacturer. OSG ZheJiang possesses a complete production, sales and after-sales service system. OSG has 40 offices and more than 80 after-sales service centers, and products are sold to more than 20 countries.
 
2. Advanced configuration, world-renowned components, abundant production experience.
    The control system is the most advanced. The controller is designed and manufactured by Schneider, France. It is equipped with the large Chinese-English liquid crystal display screen. It can monitor more than 20 main operating parameters, and has the functions of fault recording, maintenance and alarm shutdown. It can achieve efficient intelligent control, unattended.
Remote control: the computer processor can directly check the user’s real-time operating system. Combine the reliability, energy saving, practicality in one. remote control can start, stop, load, unload the compressor and also other local control can be carried out. The operation, alarm and fault and relative local information can be monitored. (detailed description followed)
Remote control function:
Multiple compressors remote centralized control: reduce system pressure, reduce energy consumption, real-time monitoring.
Dual pressure setting: Two system pressure bands can be set manually or automatically to optimize energy use and reduce operating costs.
Delayed secondary shutdown: This function controls the motor to run only when needed, allowing the motor to run less and minimize the energy consumption.

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which 1 you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
air-compressor

Air Compressors

Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in 1 stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use 1 of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, 1 piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the 2 pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

Low-noise models

Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These 2 features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
air-compressor

Oil-free models

A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated 1 include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

China Permanent Magnetic Synchronous Pm VSD Rotary Screw Air Compressor with Converter for Concrete Production  China Permanent Magnetic Synchronous Pm VSD Rotary Screw Air Compressor with Converter for Concrete Production

China 535cfm 8~14.5bar Heavy Duty Diesel Rotary Screw Air Compressor for Construction

Product Description

Mature Factory Similar CZPT Trailer Mounted Portable Movable Diesel Screw Air Compressor 200-1800 cfm For Drilling Machine

High Pressure Movable Screw Air Compressor for Drilling Rig

Mobile Diesel Powered Air Compressor 25 Bar for Well Drilling

Packaging & Shipping

FAQ

Q7: Can you give us your best price
 A7: Yes, of course. And we can offer more stable quality products at a suitable price.

 Q8: Please send price list ? 
 A8: OK, could you please provide us with your way of communication?

 Q9: Can you send the real picture of the product? 
 A9: Yes,of course,you please check the pictures and videos,just let me know how many you need ?

 Q10: Would it be convenient to hand out your product manual? 
 A10: Hello,friend,this is our catalog,and the model SUPC560-25-T is the most hot sell,do you need to more introduction?

 

What to Look For When Buying an Air Compressor

An air compressor is a very useful tool that can help you complete many different types of construction jobs. This handy machine makes many tasks much easier, but not all of them are created equally. Understanding what to look for when buying an air compressor will help you make an informed decision. Here are some of the things you should look for. These include price, size, and energy efficiency. Also, make sure to consider the air compressor’s type.
air-compressor

Single-stage air compressors are quieter

When it comes to noise level, single-stage air compressors are the way to go. These machines have fewer moving parts and are quieter than two-stage models. Single-stage air compressors use an axial flow design and can be quieter than their dual-stage counterparts. Single-stage air compressors can run longer and at lower pressures. Single-stage air compressors can be used for light industrial applications. They have a long life expectancy, with some models lasting for over 3 thousand hours.
While some single-stage air compressors are quieter than two-stage air compressors, both models have noise-reduction features. One type features rubber parts, which are designed to dampen noise. Another feature makes a compressor quieter: its location near the job site. Some models feature rubber base plugs and rubber mats to reduce floor vibrations. In addition to using these features, single-stage compressors are easier to transport.
Noise levels are important when choosing an air compressor. Some machines are too noisy for comfortable work, and some businesses don’t want to expose customers to noise-generating air compressors. Other noise levels can even endanger workers’ health. Single-stage air compressors are more affordable than dual-stage compressors. They are also quieter and more powerful. But be prepared for the noise. Some single-stage air compressors are still noisy.
Compared to their two-stage counterparts, single-stage compressors are quieter when running at full capacity. However, double-stage compressors are quieter on low capacities than single-stage units. Those with variable speed are quietest at lower capacities. The difference is about 10db. If you’re concerned about the noise level, you should consider a two-stage air compressor. But if you have a small workshop, it may not be suitable for you.
One-stage air compressors are generally more efficient than two-stage air compressors. The noise from a two-stage air compressor is lower because there’s no intermediate stage. Single-stage air compressors also use a piston that rotates in a single stage, while dual-stage air compressors, also known as duplex models, are more efficient. A single-stage air compressor is quieter, but double-stage compressors are louder.
air-compressor

Two-stage air compressors are more energy efficient

Two-stage air compressors are more energy-efficient than single-stage machines. The efficiency of two-stage air compressors is increased through a combination of improved efficiency and increased longevity. These machines can store more air and have higher compression ratios. One model of a two-stage compressor can hold approximately 83 cubic feet of air at 100 PSI and 120 cubic feet at 150 PSI. A two-stage compressor is also quieter.
Two-stage air compressors are more energy-efficient because they have 2 pistons instead of one. These air compressors achieve a higher pressure rating and recover more quickly. This type of compressor is perfect for jobs that require high air pressure for a prolonged period of time. In addition, they can operate multiple tools simultaneously. This makes them better for commercial and industrial use. Listed below are some benefits of two-stage air compressors.
Single-stage air compressors can power tools in the garage or kitchen, but they are not as reliable for industrial applications. Single-stage compressors have larger parts that tend to experience condensation. Furthermore, single-stage compressors do not last long in continuous use and are less energy-efficient than two-stage ones. Whether you’re using the compressor for a single tradesperson, a small crew, or a large construction crew, two-stage compressors are the best choice.
Single-stage air compressors are often used in small-scale food preparation and production. Single-stage air compressors are easy to transport between locations, and can be plugged into several electrical outlets. Single-stage compressors are also ideal for high-volume food processing. A dual-stage air compressor is ideal for industrial use. In some cases, you can even move the single-stage air compressor between two-stage air compressors.
Single-stage compressors often cycle too quickly, drawing more electricity than two-stage units. A variable speed unit stays on a low speed for hours at a time. Single-stage air conditioners force you to lower your thermostat settings while single-stage air conditioners run too often. Both units are energy-efficient but they are not as energy-efficient as variable-speed compressors. The main difference is that single-stage air conditioners tend to drain the power source quicker.

Piston-driven air compressors are quieter

A piston-driven air compressor is 1 of the quietest types of air compressors. It is less noisy than reciprocating air compressors. A piston-driven air compressor can reach 62 decibels, while a scroll compressor is around half that volume. The 2 main components of a scroll air compressor are the piston and the helical screw. These air compressors are both very efficient and quiet.
Older compressors are incredibly noisy. They produce a “wumpa” noise similar to a large engine. They are also capable of producing a high-pitched whine. These noises can be deafening, especially in a small workshop. That’s why it’s essential to look for a quiet compressor. But what makes a compressor quiet? Read on to learn more about this essential tool.
Another difference between piston-driven air compressors and electric-driven air compressors is the power source. Electric air compressors produce less noise than gas-powered compressors, which use an engine. Piston-driven air compressors are also more efficient. They also generate less heat, making them an ideal choice for offices and other settings where noise is a problem. The best way to decide between the 2 types of air compressors is to check the manufacturer’s warranty and read the ‘Description’.
Noise reduction is the first priority of a compressor’s owner, so make sure that you have the right model. If you’re working on something sensitive, don’t place the compressor too close to a building where people might be nearby. Noise can be very disruptive to the workspace and can cause health problems. To help combat noise, you’ll need to buy a quiet air compressor. And don’t forget to consider its location: Piston-driven air compressors are quieter than their reciprocating counterparts.
Piston-driven air compressors are quiet because the piston is made of thin metal and more rubber, which absorbs the sound. Unlike reciprocating air compressors, piston-driven air compressors are more efficient than their dual-piston cousins, which are quieter and more powerful. So which type is right for you? Take a look at some of the main differences between the two. If you want a quiet compressor, make sure it meets the specifications required by the job you’re working on.
air-compressor

Oil-lubricated air compressors are more cost-effective

There are several reasons why oil-lubricated air compressors are more expensive than dry-type air compressors. First of all, oil-lubricated air compressors tend to be more reliable and quiet. Additionally, oil-lubricated air compressors require fewer parts and can last longer than dry-type air compressors. These are just a few of the many benefits of using oil-lubricated air compressors.
Oil-free air compressors have some disadvantages. They are less durable and may not be as efficient as oil-lubricated models. Additionally, because oil-lubricated air compressors use oil, they can get very noisy. While they are less expensive, they are not the best option for heavy-duty work. However, modern oil-free air compressors have soundproofing and are suitable for industrial use.
When purchasing an oil-lubricated air compressor, make sure to choose 1 with a tank capacity that meets your needs and your space. Larger tanks can be more expensive than small tanks, but larger units are easier to move around. Also, be sure to consider the weight and size of the portable air compressors when making your choice. If the weight is too large, you may have trouble carrying it from place to place.
Another benefit of using oil-lubricated air compressors is their reduced need for oil. These models can last up to a decade longer than oil-free counterparts. Oil-free air compressors are more affordable and can achieve the same high performance as their oil-lubricated counterparts. Many industrial applications benefit from these air compressors. So, which 1 is right for you? We’ve listed a few of them below.
Another benefit of choosing an oil-lubricated air compressor is the reduced cost of maintenance. This type is more durable than its oil-lubricated counterparts, which require regular oil changes to keep them running smoothly. However, it is not feasible to transport an oil-lubricated compressor, which means that you must install it permanently to keep it working efficiently. In addition, these air compressors are difficult to move and are not portable, which can limit your ability to use it in a pinch.

China 535cfm 8~14.5bar Heavy Duty Diesel Rotary Screw Air Compressor for Construction  China 535cfm 8~14.5bar Heavy Duty Diesel Rotary Screw Air Compressor for Construction

China Similar CZPT 37kw 50HP Stationary Oilless Direct Driven AC Power Rotary Single Screw Air Compressor for Industrial Plant

Product Description

Product Description

Model : Oil Injected Screw Air Compressor 
Voltage: 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure: 7~12 bar
Installed Motor Power: 7.5kw ~ 355kw
Capacity: 0.8~64.0m3/min
Color: Green (customized)
Driven Method: Direct Drive
Transport Package: Standard Wooden Packing
Air End: Baos,Hanbell,GHH,GU,
application: Industry,Casting , Metal , Plastic , Rubber

1. Multi-language control system can be customized, easy to operate
2. Can work unattended 24 hours a day
3. The main machine produced with international advanced technology determines the excellent performance of the whole machine
4. The red star air inlet valve is adopted, which can automatically adjust the air volume according to the air volume requirements of the system
5. Adopt high-performance motor, insulation class F, SKFheavy-duty bearing.
6. The average service life exceeds 15 years

Product Parameters

Model Working Pressure Capacity Motor Power Dimension
(mm)
Net Weight
(KGS)
Air Outlet Pipe Diameter
Psi bar Cfm m3/min kw/hp
SGD08 102 7 42.4 1.2 7.5/10 900*670*850 200 1/2”
116 8 38.8 1.1
145 10 33.5 0.95
174 10 28.3 0.8
SGD11 102 7 58.3 1.65 11/15 1080*750*1571 280 3/4”
116 8 53 1.5
145 10 45.9 1.3
174 12 38.8 1.1
SGD15 102 7 88.3 2.5 15/20 1080*750*1571 300 3/4”
116 8 81.2 2.3
145 10 74.2 2.1
174 12 67.1 1.9
SGD18 102 7 113 3.2 18.5/25 1380*850*1185 430 1”
116 8 105.9 3
145 10 95.3 2.7
174 12 84.7 2.4
SGD22 100 7 134.2 3.8 22/30 1380*850*1185 450 1”
116 8 127.1 3.6
145 10 113 3.2
174 12 95.3 2.7
SGD30 102 7 187.1 5.3 30/40 1380*850*1185 500 1”
116 8 176.6 5
145 10 158.9 4.5
174 12 141.2 4
SGD37 102 7 240.1 6.8 37/50 1500*1000*1345 650 11/2″
116 8 218.9 6.2
145 10 197.7 5.6
174 12 176.6 5
SGD45 102 7 261.3 7.4 45/60 1500*1000*1345 680 11/2″
116 8 247.2 7
145 10 218.9 6.2
174 12 197.7 5.6
SGD55 102 7 353.1 10 55/75 1800*1250*1670 1150 2″
116 8 339 9.6
145 10 300.1 8.5
174 12 268.4 7.6
SGD75 102 7 473.2 13.4 75/100 1800*1250*1670 1200 2″
116 8 444.9 12.6
145 10 395.5 11.2
174 12 353.1 10
SGD90 102 7 572 16.2 90/120 1800*1250*1670 1350 2″
116 8 529.7 15
145 10 487.3 13.8
174 12 434.3 12.3
SGD110 102 7 741.5 21 110/150 2300*1470*1840 1800 2 1/2”
116 8 699.1 19.8
145 10 614.4 17.4
174 12 522.6 14.8
SGD132 102 7 865.1 24.5 132/175 2300*1470*1840 1850 2 1/2”
116 8 819.2 23.2
145 10 723.9 20.5
174 12 614.4 17.4
SGD160 102 7 1013.4 28.7 160/200 2300*1470*1840 2000 2 1/2”
116 8 974.6 27.6
145 10 868.6 24.6
174 12 759.2 21.5
SGD185 102 7 1129.9 32 185/250 3150*1980*2152 3500 DN85
116 8 1073.4 30.4
145 10 967.5 27.4
174 12 875.7 24.8
SGD220 102 7 1271.2 36 220/300 3150*1980*2152 3800 DN85
116 8 1211.1 34.3
145 10 1066.4 30.2
174 12 978.1 27.7
SGD250 102 7 1483 42 250/350 3150*1980*2152 4000 DN85
116 8 1430.1 40.5
145 10 1348.8 38.2
174 12 1218.2 34.5
SGD315 102 7 1800.8 51 315/430 4000*1980*2152 6000 DN110
116 8 1772.6 50.2
145 10 1571.3 44.5
174 12 1412.4 40
SGD355 102 7 2259.8 64 355/480 4000*1980*2152 6500 DN110
116 8 2153.9 61
145 10 1995 56.5
174 12 1730.2 49
Motor Protection Class: IP23/IP54/IP55 or as per your required
Voltage: 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

 

Company Profile

After Sales Service

Before sale
Professional online salesman can solve compressor system problems for you.
Provide free air compressor energy saving solutions to help you save operating costs.
After sale
Online professional after-sales service Online professional after-sales service until the problem is solved.
After commissioning, the warranty is 1 year or the delivery date is 16 months, which depends on the first warranty of the whole machine (except repair consumables).
The number of spare parts is sufficient to ensure good after-sales service.

FAQ

Q1: What is the rotor speed of the main engine?
A1: 2980rmp.
Q2: What is your delivery time?
A2: Usually, 5-7 days. (OEM order: 15 days)
Q3: Can you provide water-cooled air compressors?
A3: Yes, we can (usually air-cooled).
Q4: What is the payment deadline?
A4: T/T, L/C, Western Union, etc. We can also accept USD, RMB and other currencies.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or according to your requirements.
Q6: What is your air compressor warranty?
A6: One year for the whole machine (excluding consumable spare parts), technical support can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24-hour online support, 48-hour problem solving commitment.
Q9: Do you have spare parts?
A9: Yes, we have.
Q10: What is the initial lubricant you use on the air compressor?
A10: A total of 46# mineral oil.

 

Choosing the Right Air Compressor For Your Home

You will find that air compressors are indispensable tools for a variety of situations, including garages, home workshops, and basements. These tools can power a variety of tools, and each model is sized to suit the job at hand. Because air compressors have only 1 motor, they are lightweight, compact, and easy to handle. Using 1 air compressor to power several tools will also reduce the wear and tear on individual components. This article will introduce some important characteristics to look for when choosing the right air compressor for your home.

Positive displacement

A positive displacement compressor applies pressure to a fluid, whereas a centrifugal 1 does the opposite. A positive displacement compressor creates the desired pressure by trapping air and increasing its volume. Its discharge valve releases the high-pressure gas. These compressors are used in industrial applications and nuclear power plants. The difference between a positive and negative displacement compressor is that a positive displacement compressor can compress and release air at a consistent rate.
A positive displacement air compressor uses a reciprocating piston to compress air. This reduces the volume of the air in the compression chamber, and a discharge valve opens when the pressure reaches the desired level. These compressors are used in bicycle pumps and other pneumatic tools. Positive displacement air compressors have multiple inlet ports and have several configurations. Positive displacement air compressors have a single-acting and double-acting piston, and can be oil-lubricated or oil-free.
A positive displacement air compressor is different from a dynamic compressor. It draws air into the compression chambers and then releases the pressure when the valve is opened. Positive displacement compressors are common in industrial applications and are available in single-acting, double-acting, and oil-lubricated models. Large piston compressors have ventilated intermediate pieces and crossheads on gudgeon pins. Smaller models have permanently sealed crankcases with bearings.
air-compressor

Oil-free

Oil-free air compressors have some advantages over their oil-lubricated counterparts. They do not require lubrication oil because they are coated with Teflon. The material has 1 of the lowest coefficients of friction and is layered, so it slides past other layers with little effort. Because of this, oil-free compressors tend to be cheaper and still deliver comparable performance. Oil-free compressors are a good choice for industrial applications.
The life of an oil-free air compressor is significantly longer than an oil-lubricated counterpart. These models can operate up to 2,000 hours, 4 times longer than the average oil-lubed compressor. Oil-free compressors also have a significantly lower operating noise than their oil-lubricated counterparts. And because they don’t need oil changes, they are quieter. Some even last up to 2,000 hours.
An oil-free air compressor is a good choice if your application requires high levels of purity. Several applications require ultra-pure air, and even a drop of oil can cause product spoilage or damage to production equipment. In addition to the health risks, an oil-free air compressor reduces the costs associated with oil contamination and minimizes leaks. It also eliminates the need for oil collection, disposal, and treatment.
A typical oil-free air compressor is very efficient, requiring only about 18% of the full load horsepower. However, oil-free compressors have a higher risk of premature failure and are not recommended for large-scale industrial applications. They may also use up to 18% of the compressor’s full capacity. They may sound appealing, but you must make sure you understand the benefits of an oil-free air compressor before choosing 1 for your industrial applications.

Single-stage

A single-stage air compressor is designed to provide the power for a single pneumatic tool or device. These machines are generally smaller than two-stage compressors and produce less heat and energy. These machines aren’t designed for heavy-duty industries, but they are still highly effective for a variety of applications, including auto shops, gas stations, and various manufacturing plants. They can also be used in borewells, as they are suitable for small spaces with low air flow requirements.
A single-stage air compressor has 1 cylinder and 2 valves – the inlet and the delivery valves. Both of these valves function mechanically, with the inlet valve controlling torque and the delivery 1 controlling air pressure. Generally, single-stage compressors are powered by a gas engine, but there are also electric models available. The single-stage air compressor is the most common type of air compressor. It has a single cylinder, 1 piston, and 1 air cylinder.
The single-stage air compressors are used for small projects or personal use. A two-stage air compressor is more effective for industrial projects. Its longer air end life makes it more efficient. It is also more efficient for use in the automotive industry, where the engine has many cylinders. In general, single-stage compressors require a higher power level. The single-stage model is ideal for small projects, while a two-stage 1 is suitable for larger-scale arsenals.
air-compressor

CFM

The cubic foot-per-minute (CFM) of an air compressor is the output of the machine. In order to calculate the CFM level, start by looking at the compressor’s specifications. You should know how many cubic feet the unit can hold and how many pounds per square inch it can compress. Once you have these information, you can calculate the CFM. Now you can use these numbers to select an appropriate air compressor for your needs.
The most common way to increase the CFM of an air compressor is to turn the regulator down. By turning the dial down, the air compressor will produce more than 10 CFM. You can also try connecting 2 output valves. Make sure that the settings are adjusted properly before you begin. This will ensure that your air compressor is functioning at its maximum efficiency and lifespan. To increase the CFM of your air compressor, first check that your regulator is calibrated for the desired pressure level.
To calculate the CFM of an air compressor, first determine the tank volume of the machine. Then, multiply this volume by the time it takes to fill the tank. Then, divide the result by 60 seconds to calculate the CFM. Once you know how much air your machine can hold, you can choose a suitable air compressor. If you’re working in a confined area, you should buy a tool with a large tank.

PSI

The PSI of an air compressor is the pressure that it can output. A typical air compressor has a gauge connected to the airline at the bottom, next to it, or between the two. The gauge tells the actual pressure of the air compressor, while the cut-out pressure is determined by the manufacturer. The manufacturer recommends that you set the cut-out pressure 20 to 40 PSI higher than the factory recommended pressure. If you want to set the pressure for your nail gun, you can use the cut-in and cut-out pressures on your compressor, and the tank won’t exceed this range.
The PSI of an air compressor measures the force that it can deliver, which is often in pounds per square inch. For most air tools, you need at least 40 to 90 psi. In general, reciprocating air compressors work on an on/off basis. This relationship is known as the duty cycle. All air compressors are rated for a particular duty cycle, such as 50 percent on and 20-5 percent off.
The Psig of an air compressor is not free, as many people believe. The PSI of an air compressor is not free, but it is essential to maintain it for safe operations. If you’re having trouble maintaining a consistent pressure, consider turning down the PSI of your compressor by 2 psig. This will determine the critical pressure for the machine. You’ll also increase the amount of energy in the system by 1 percent.
air-compressor

Power source

The power source for an air compressor is crucial in its operation. Without the correct voltage and amperage, air compressors will not function properly. The power source must be close to the compressor so that it can plug into an electrical outlet. If it is too far from the outlet, the compressor may not be able to build enough pressure. When this happens, the fuse inside the air compressor will turn off to protect the user. The power source should be a safe distance from the compressor.
Most manufacturers do not specify the power source for an air compressor. Depending on the horsepower, the compressor will require approximately 4 amps of power. A one-horsepower compressor would draw about 12 amps. If it were powered by a typical 120-volt household supply, its motor would exceed the 15-amp breaker capacity. A larger air compressor, however, will require a separate 15-amp power source, making it impossible to use it with this type of power source.
The power source for an air compressor is typically electrical alternating current (AC) that is equivalent to the voltage on a standard wall outlet. A three-phase air compressor, on the other hand, requires a special AC supply with 3 electrical offset pulses. Regardless of the type of air compressor, the power source must be compatible with the incoming power service. One of the most common problems when attempting to connect an air compressor to an AC power source is undersized wire. This results in low voltage and high amperes, tripping of over-load relays and blown fuses.

China Similar CZPT 37kw 50HP Stationary Oilless Direct Driven AC Power Rotary Single Screw Air Compressor for Industrial Plant  China Similar CZPT 37kw 50HP Stationary Oilless Direct Driven AC Power Rotary Single Screw Air Compressor for Industrial Plant

China Good Price and Quality IP54 Motor Industrial Fix Speed Rotary Screw Air Compressor for Factory

Product Description

Product Description

30hp/22kw Mini Portable Industria Rotary Electric Screw Air-Compressors Machine Pricesused in machinery, medical, textile, food, electricity, iron and steel, automabile, petroleum, chemical and other industries.
 

30hp/22kw Mini Portable Industria Rotary Electric Screw Air-Compressors Machine Prices
Item NO. ZD-22 Drive type Direct Drive
Discharge Pressure 0.8MPa Motor  Power  22KW/30HP
Air Delivery  3.6M3/MIN Weight 460KG
Noise 73DB Dimensions (MM) 1380*850*1160
Cooling model Air –Cooling Compression stage single stage

Others Screw Air Compressor Technical Destails 

Item No. Air Delivery (m3/min) Discharge Pressure (Mpa) Motor Power ( KW ) Direct Drive  Cooling model Compression
stage
Dimensions           (L*W*H MM) Weight (kg)
ZD7.5 1.2 0.8 7.5/10HP Direct Drive  Air –Cooling   single stage 800*700*930 240
ZD11 2 0.8 11/15HP Direct Drive  Air –Cooling   single stage 1080*750*1000 450
ZD15 2.4 0.8 15/20HP Direct Drive  Air –Cooling   single stage 1080*750*1000 450
ZD18.5 3 0.8 18.5/25HP Direct Drive  Air –Cooling   single stage 1250*750*1130 620
ZD22 3.6 0.8 22/30HP Direct Drive  Air –Cooling   single stage 1250*750*1130 500
ZD30 5 0.8 30/40HP Direct Drive  Air –Cooling   single stage 1250*750*1130 680
ZD37 6.4 0.8 37/50HP Direct Drive  Air –Cooling   single stage 1500*970*1340 800
ZD45 7.5 0.8 45/60HP Direct Drive  Air –Cooling   single stage 1700*1400*1100 1100
ZD55 10 0.8 55/75HP Direct Drive  Air –Cooling   single stage 1700*1400*1410 1200
ZD75 13 0.8 75/100HP Direct Drive  Air –Cooling   single stage 1800*1100*1450 1400
ZD90 16 0.8 90/125HP Direct Drive  Air –Cooling   single stage 2000*1450*1500 1750
ZD110 20 0.8 110/150HP Direct Drive  Air –Cooling   single stage 2360*1550*2000 3100
ZD132 24 0.8 132/175HP Direct Drive  Air –Cooling   single stage 2360*1550*1930 3000
ZD160 27 0.8 160/220HP Direct Drive  Air –Cooling   single stage 3100*1800*2065 3200

 

Main Features

1) Large displacement: Displacement 10% higher than ordinary piston compressor.
2) Energy-saving: Compared with piston air compressor, this series of models for the new national standard 2 energy efficiency products, excellent energy saving.
3) Easy to operate: 24 hours unattended all day work, free load automatically start, full load automatically shut down.
4) Strong stability:Under long time working, displacement and pressure stable, no crash phenomenon, low failure rate.
 

Packing & Delivery

Our Company

HangZhou CZPT Machinery Technology Co.,Ltd is industry and trade company which modern enterprise integrating scientific research, development, manufacture and trading. Based on integrity, responsibility and cooperation,our company have professional R&D and sales team, providing one-stop service for customers.

   Our company mainly products is screw Air Compressor , Piston Air Compressor,Drill Machine, Drill Rig Parts ,Jack Hammer , Boring Machine, Tunnel Shotcreting Machine and Other Machinery Hardware Product etc.After many years of production and research and development, we have obtained more than 20 national patents. The products are sold at home and abroad and are well received by customers.

 

How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from 1 place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are 2 types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the 2 types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.
air-compressor

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in 1 minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.
air-compressor

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.
air-compressor

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require 3 separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require 3 separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.

China Good Price and Quality IP54 Motor Industrial Fix Speed Rotary Screw Air Compressor for Factory  China Good Price and Quality IP54 Motor Industrial Fix Speed Rotary Screw Air Compressor for Factory