Gold Member Since 2009
Audited Supplier
Shanghai Rudi Fluid Conveyor Co., Ltd.

Pump, Diaphragm Pump, Pneumatic Pump manufacturer / supplier in China, offering Widely Used Air Diaphragm Pump, Rd 20 PP Water Treatment Chemical Dosing Small Portable Air Diaphragm Pumps, Rd 40 PP Micro Transfer Chemical Corrosion Acid Pneumatic Diaphragm Pump and so on.

(/ )

Supplier Homepage Product Metal Diaphragm Pump Widely Used Air Diaphragm Pump

Widely Used Air Diaphragm Pump

FOB Price: US $100-600 / PCS
Min. Order: 1 PCS
Min. Order FOB Price
1 PCS US $100-600/ PCS
Get Latest Price
Port: Shanghai, China
Production Capacity: 5000 PCS/Mon
Payment Terms: L/C, T/T, Western Union

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: RV25 Stainless Steel
  • Power: Pneumatic
  • Function: Self-Priming Type
  • Weight: 15kg
  • Warranty: One Year(Except for Wearing Parts)
  • Trademark: RD/RW
  • Specification: ISO9001
  • HS Code: 8413501090
  • Material: Stainless Steel
  • Valve Body Type: Diaphragm
  • Application: Painting, Chemical Industry, Petrochemical, etc.
  • Flow Rate: 150L/Min
  • Max Working Pressure: 0.84MPa
  • Transport Package: Carton/Wooden Box
  • Origin: China
Product Description
Widely used Air diaphragm pump
Widely Used Air Diaphragm Pump


1. Easy to install.
2. Easy maintenance - directly on line without dismantling the pump.
3. Quick start, strong self-suction capability.
4. Center body and sealing parts are imported from USA.
5. Center body is treated with anodizing, to well resist oxidation and tough environment.
6. Able to be connected with solenoid valve to realize remote control.
7. Lube free
8. No crash
RV pneumatic diaphragm pump has been exported to more than 30 countries and regions, including Southeast Asia, the Middle East, Europe and United States, ect., already has been granted 35 patents.

Certificate: CE, BV, SGS, CCS, ISO9001, vessel CCS

After sales service: 15-years guarantee for structural parts of certer body, 1-year guarantee for the whole pump

Application area: 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

RD25 - SS
Inlet size 1"
Outlet size1"
Air inlet size1/2"
Suction lift (dry)5m
Max. working pressure7bar, 0.7MPa
Max. flow rate     1501/min (9.0m³/h)
Max. delivery lift  70m
Max.grain diameter4mm
Weight   18kgs
 Body materialStainless Steel 304 / 316

Our Services

* All of the enquiry will be replied within 24 working hours

* Professional pump producer, with design team.

* All of the goods are packed with standard export wooden case (non-fumigation)

* Support OEM or ODM

* Fast after-service

Widely Used Air Diaphragm Pump


Company Information

Shanghai Rudi Fluid Conveyor Co., Ltd(Rudi pump) is a professional manufacturer of air operated diaphragm pump, with over 20-year manufacturing experience in this field. The company has two production bases, three branch offices, and approx. 120 employees in total, among which there are more than 30 engineers. 

Our pumps have achieved more than 30 patents, CE, ISO9001, SGS certificates. Thanks to the reliable quality, we have won big appraise from our clients all these years. 

The air operated diaphragm pumps manufactured by RUDI use compressed air as power source, and it is the most advanced type of diaphragm pumps in market for the moment. It adopts three-way air pilot valve to achieve real no dead stop and faster reversing. Compared with other traditional domestic pumps, it has larger flow rate, more stable operation, and smaller pulsation. It is widely applied in waste water treatment, chemical industry, petrochemical industry, painting, ceramics, environmental protection, printing and dyeing, etc. to deal with all kinds of corrosive, volatile, flammable, poisonous fluids with particles and high viscosity. 

We have the following materials available, and our engineers will select the most suitable and economical material for you according to your specific working conditions. 

Wetted parts material: PP, PVDF, Acetal, Aluminum alloy, Ductile iron, stainless steel, etc. 

Diaphragm material: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc. 

Available inlet/outlet size: 1/4", 3/8", 1/2", 3/4", 1", 1-1/2", 2", 3" 

Connection type: 
-Threaded connection: Plastic pumps from 1/4" to 1-1/2", and all metal pumps. 
-Fanged connection: Plastic pumps from 1/2" to 3".


Exhibition Of River-wave pump:

Widely Used Air Diaphragm Pump



1. Q: What is MOQ?

     A: 10 pc for regular product. 

2. Q: What's the payment?

    A: D/P, T/T,etc.  please confirm with us with exact order.

 3. Q: What is the delivery time?

    A: Depend on the quantity. 

4. Q: What about package?

    A: Cartons with foam inside & wooden case.

 5. Q: How long is the warranty?

A: 1 year warranty. (except wearing parts)

6. Q: Whether the products can be made of different standard?

    A: Of course yes. We could produce product according to

Send your message to this supplier
Miss Elaine
To: Miss Elaine

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now