China supplier China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor mini air compressor

Product Description

Product Description

China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor

Model: RW-37A/W
Type: totally oil free water lubrication screw air compressor
Screw type: Single screw
Free air delivery: 6.30 m3/min
Working pressure: 8bar
Control: Touch screen PLC
Driven: direct
Cooling: by air
Starting method: Frequency conversion start
Lubricating water volume: 40 liters
Electric motor: 50hp 37KW  400v/50hz/3ph,IP54
Discharge temperature: less than ambient +8 ºC
Noise: less than 67 dB(A)
Air outlet size: 1 1/4 “
Dimension: 1550*1150*1550mm
Weight: 1150kg

Technical parameter
 

Model Air Delivery (m3/min) Power (kW) Lubricating water amount (Liters) Cooling water amount T/Hour Cooling water inlet/outlet diameter Noise dB(A) Outlet diameter Dimension (mm)
8 bar 10 Bar 12.5 bar L*W*H
RW-08A/W 1.17 1.05 0.81 7.5 10 2.0 3/4″ 58 3/4″ 800*800*1200
RW-11A/W 1.65 1.42 1.10 11 26 2.5 1″ 60 3/4″ 1150*755*1340
RW-15A/W 2.43 2.17 1.80 15 26 3.5 1″ 63 3/4″ 1150*755*1340
RW-18A/W 3.13 2.82 2.05 18.5 30 4.0 1″ 65 1″ 1400*900*1450
RW-22A/W 3.52 3.21 2.78 22 30 5.0 1″ 65 1″ 1400*900*1450
RW-30A/W 5.12 4.43 3.63 30 40 7.0 1 1/2″ 67 1 1/4″ 1550*1150*1550(A) 1500*1150*1300(W)
RW-37A/W 6.30 5.33 4.77 37 40 9.0 1 1/2″ 67 1 1/4″ 1550*1150*1550(A) 1500*1150*1300(W)
RW-45A/W 7.40 6.30 5.56 45 90 10.0 1 1/2″ 68 2″ 1980*1300*1760(A) 1800*1300*1670(W)
RW-55A/W 9.60 8.55 7.67 55 120 12.0 1 1/2″ 70 2″ 1980*1300*1760(A) 1800*1300*1670(W)
RW-75A/W 13.00 11.50 9.70 75 120 18.0 1 1/2″ 73 2″ 2100*1600*1900(A) 2200*1500*1800(W)
RW-90A/W 14.80 13.90 12.60 90 180 20.0 1 1/2″ 73 2 1/2″ 2400*1600*2000(A) 2200*1500*1800(W)
RW-110A/W 19.85 16.66 15.56 110 180 24.0 2″ 78 2 1/2″ 3000*1700*2250(A) 2200*1500*1800(W)
RW-132A/W 23.10 19.97 16.90 132 240 30.0 2″ 78 2 1/2″ 3000*1700*2250(A) 2200*1500*1800(W)
RW-160W 28.11 25.45 22.52 160 240 35.0 3H 80 DN80 2700*2800*2050
RW-185W 33.97 29.00 25.21 185 300 38.0 3″ 80 DN80 2700*2800*2050
RW-200W 36.75 32.78 29.24 200 300 42.0 4″ 80 DN100 2700*2800*2050
RW-220W 39.67 36.75 29.63 220 360 47.0 4″ 80 DN100 2700*2800*2050
RW-250W 43.50 39.30 34.00 250 360 58.0 4″ 80 DN100 2700*2800*2050
Note:” A” means air cooling,” W” means water cooling.

 

Certifications

Company Profile

ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!

Packaging & Shipping

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.

 

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

 

Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

 

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
     2. Well-trained engineers available to overseas service.
     3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

 

Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

 

Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

 

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

 

Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
     2. Some key parts are imported from overseas
     3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

 

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

 

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

After-sales Service: Online Support
Warranty: 2year
Lubrication Style: Oil-free
Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

How are air compressors utilized in the aerospace industry?

Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:

1. Aircraft Systems:

Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.

2. Ground Support Equipment:

Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.

3. Component Testing:

Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.

4. Airborne Systems:

In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.

5. Environmental Control Systems:

Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.

6. Engine Testing:

In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.

7. Oxygen Systems:

In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.

It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.

air compressor

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.

Efficiency:

Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.

Intercooling:

Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.

Applications:

The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

How is air pressure measured in air compressors?

Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:

1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.

2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.

To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.

It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.

When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.

Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.

China supplier China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor   mini air compressorChina supplier China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor   mini air compressor
editor by CX 2023-10-23