Rd 40metallic Air Operated (Powered) Membrane Pump
- Superior air motor with no leakage and strong driving force even after long use;
- Double thick fluid cover compared to standard pumps
- Excellent sealing design
- PP material with diaphragms and all seals imported from the USA
- Easy maintenance
- Oil-free operation
- Designed similar to Husky, with interchangeable spare parts with Verder.
Certifications:
CE, BV, SGS, CCS, ISO9001, Vessel CCS, 35 Patents
Warranty:
15 years warranty for the air motor, 5 years for the pump body
Application Areas:
Chemical Industry; Coating Industry; Painting Industry; Dye Industry; Pigment and Textile Chemical Industry; Food Industry; Water Treatment Industry; Petroleum Industry; Environmental Protection Industry; Pharmaceutical Industry

Max Working Pressure | 120 psi (0.84 MPa, 8.4 bar) |
Max Flow Rate | 118 gpm (446 lpm) |
Max Reciprocating Speed | 200 cpm |
Max Suction Height (Dry Sucking) | 5m |
Max Permitted Grain | 0.2 in (5mm) |
Max Air Consumption | 80 scfm (40 L/s) |
Air Inlet Size | 1/2 in. NPT (F) |
Air Outlet Size | 1/2 in. NPT (F) |
Fluid Inlet Size | 1-1/2 in. |
Fluid Outlet Size | 1-1/2 in. |
Weight | AL Pump 16kg; SST Pump 29kg |
Packing & Shipping

Our Service
* All inquiries will be replied within 24 working hours
* Professional pump manufacturer with an experienced design team
* All products are packed in standard export wooden cases (non-fumigated)
* Fast post-sale service
Company Introduction
RUDI Pump (Shanghai Rudi Fluid Conveyor Co., Ltd.) is a professional manufacturer of air operated diaphragm pumps, with over 20 years of experience in this field. The company has two production bases, three branch offices, and approximately 120 employees, including more than 30 engineers.
Our pumps have obtained more than 30 patents, as well as CE, ISO9001, and SGS certifications. Thanks to our reliable quality, we have earned great recognition from our customers over the years.
The air operated diaphragm pumps produced by RUDI use compressed air as a power source and are considered among the most advanced in the market today. They feature a three-way air pilot valve that ensures smooth operation without dead spots and faster reversing. Compared to other traditional domestic pumps, they offer higher flow rates, more stable performance, and reduced pulsation. These pumps are widely used in wastewater treatment, chemical industry, petrochemicals, painting, ceramics, environmental protection, printing and dyeing, etc., for handling various corrosive, volatile, flammable, toxic fluids with particles and high viscosity.
We offer a wide range of materials, and our engineers will help you choose the most suitable and cost-effective option based on your specific application needs.
Wetted Parts Materials: PP, PVDF, Acetal, Aluminum Alloy, Ductile Iron, Stainless Steel, etc.
Diaphragm Materials: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc.
Available Inlet/Outlet Sizes: 1/4", 3/8", 1/2", 3/4", 1", 1-1/2", 2", 3"
Connection Types:
- Threaded Connection: Plastic pumps from 1/4" to 1-1/2", and all metal pumps.
- Flanged Connection: Plastic pumps from 1/2" to 3".

FAQ
1. Q: What is MOQ?
A: 1 piece for regular products. Samples are available, and sample costs can be deducted from future orders.
2. Q: What's the payment method?
A: D/P, T/T, Western Union. Please confirm with us for exact orders.
3. Q: What is the delivery time?
A: Depends on the quantity.
4. Q: What about packaging?
A: Cartons with foam inside and wooden case.
5. Q: How are the products delivered?
A: By International Express.
6. Q: How long is the warranty?
A: 1 year warranty (excluding wearing parts).
7. Q: Can the products be made according to different standards?
A: Of course, we can produce according to customer requirements.
Fiber Nozzle Body Of Bystronic
which are used for fastening together with bolts or screws. According to different materials, all the components necessary for production and manufacturing machinery are divided into carbon steel, stainless steel, non-ferrous metal (such as copper) and other major types. According to the attributes, there are national standards, German standards, international standards, Japanese standards, American standards and other standards.
Type offixing nut:
Stainless steel: self-locking nut, locknut, lock nut, four claw nut, screw in nut safety nut, fine rod screw connecting nut, self-locking hexagon cap nut special anchor screw nut, hexagon crown thin nut elevator nut.
Welding square nut, welding hexagon nut, fastening nut, inlaid round nut, slotted round nut, side hole round nut, end face hole round nut, small round nut, round nut, ring nut, butterfly nu
Copper: copper nut, inlaid copper nut, knurled copper nut, inlaid copper nut, injection copper nut, et
Alloy: zinc copper alloy nut, etc
Some illegal businesses on the market use some products made of recycled brass (not environmentally friendly and lead content exceeds the standard), the price is very low, please pay special attention! We solemnly promise that the raw materials we use are environmental protection materials. We will never use recycled materials if we only use environmental protection materials. We are honest in our business and we are mutually beneficial. Thank you!
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Wuxi huaoulai automation equipment Co., Ltd , https://www.china-hol.com