China Custom China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor small 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 used in the food and beverage industry?

Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:

1. Packaging and Filling:

Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.

2. Cleaning and Sanitization:

Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.

3. Cooling and Refrigeration:

In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.

4. Aeration and Mixing:

Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.

5. Pneumatic Conveying:

In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.

6. Quality Control and Testing:

Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.

7. Air Agitation:

In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.

It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.

By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.

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

In which industries are air compressors widely used?

Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:

1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators.

2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists.

3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes.

4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems.

5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage.

6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging.

7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing.

8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment.

9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes.

These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.

China Custom China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor   small air compressor China Custom China Industrial Silent Oil-Free Electrical Rotary Screw Air Compressor   small air compressor
editor by CX 2023-11-16