| After-sales Service: | Online Support |
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| Warranty: | 2year |
| Lubrication Style: | Oil-free |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 7.5kw-250kw Industrial Rotary Direct Drive Screw Water Lubricated Oil Free Screw Air Compressor for Food Industry/ Medical Industry
Water-injected oil-free screw compressors
The RW water-injected screw compressors meet your need for pure oil-free air. They deliver best-in-class energy efficiency for applications that demand reliability and purity.
The RW Oil free screw air compressor eliminates the risk of contamination with 100% oil-free air for applications that require the highest levels of purity like - medical - pharmaceutical production - food production - critical electronics The water-injected screw compressors, water-cooled or air-cooled, meet your needs for quality air with high-pressure capability and energy efficiency.
100% safe, high quality air
Rocky RW oil-free compressors eliminate the risks of oil contamination. Whether your activities are in pharmaceutical production, food & beverage, critical electronics or in a similarly exacting industry, air quality is paramount for your end product and production process.
Certified
Enjoy lower operating and maintenance costs with an CLASS 0 certified compressor.
Zero risk
CLASS 0 means zero risk of contamination; zero risk of damaged or unsafe products, zero risk of losses from operational downtime.
| Oil-free Water Lubricated Screw Air Compressor RW Series | |||||||||||
| 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) | Weight (Kg) | ||
| 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 | 470 |
| RW-11A/W | 1.65 | 1.42 | 1.10 | 11 | 26 | 2.5 | 1" | 60 | 3/4" | 1150*755*1340 | 580 |
| RW-15A/W | 2.43 | 2.17 | 1.80 | 15 | 26 | 3.5 | 1" | 63 | 3/4" | 1150*755*1340 | 650 |
| RW-18A/W | 3.13 | 2.82 | 2.05 | 18.5 | 30 | 4.0 | 1" | 65 | 1" | 1400*900*1450 | 705 |
| RW-22A/W | 3.52 | 3.21 | 2.78 | 22 | 30 | 5.0 | 1" | 65 | 1" | 1400*900*1450 | 745 |
| 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) | 1100 |
| 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) | 1150 |
| 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) | 1390 |
| 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) | 1470 |
| 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) | 2250(A) 1630(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) | 2650(A) 2350(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) | 3150(A) 2460(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) | 3500(A) 2500(W) |
| RW-160W | 28.11 | 25.45 | 22.52 | 160 | 240 | 35.0 | 3H | 80 | DN80 | 2700*1800*2050 | 3700 |
| RW-185W | 33.97 | 29.00 | 25.21 | 185 | 300 | 38.0 | 3" | 80 | DN80 | 2700*1800*2050 | 3750 |
| RW-200W | 36.75 | 32.78 | 29.24 | 200 | 300 | 42.0 | 4" | 80 | DN100 | 2700*1800*2050 | 3900 |
| RW-220W | 39.67 | 36.75 | 29.63 | 220 | 360 | 47.0 | 4" | 80 | DN100 | 2700*1800*2050 | 4200 |
| RW-250W | 43.50 | 39.30 | 34.00 | 250 | 360 | 58.0 | 4" | 80 | DN100 | 2700*1800*2050 | 4600 |
Shanghai Rocky Machinery Co., Ltd. was established in 2003 and has 18 years of experience in the air compressor industry. It is an innovative enterprise integrating production, trade, service, research and development.
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of Taicang,Jiangsu,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.Worldwide 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 two 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.
Suppliers with verified business licenses
Audited Supplier 
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