Shanghai, China
Business Type:
Manufacturer/Factory & Trading Company
Main Products:
Number of Employees:
Management System Certification:
ISO 9001
Terms of Payment:
Average Lead Time:
Peak season lead time: 1-3 months
Off season lead time: one month
OEM/ODM Service

Membrane Pump, Diaphragm Pump, Diaphragm Pumps manufacturer / supplier in China, offering 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80), RD 10 Aluminum Diaphragm Pump, Rd 3 Inch Aluminum Pump with Santoprene Diaphragm Air Pump and so on.

Diamond Member Since 2009
Audited Supplier
  • 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)
  • 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)
  • 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)
  • 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)
  • 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)
  • 3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)

3" Inch Pneumatic Air Operated Diaphragm Pump Aluminum (RD80)

Min. Order / Reference FOB Price
1 PCS US $1,000-3,000/ PCS
Port: Shanghai, China
Production Capacity: 5000 PCS
Payment Terms: L/C, T/T, Western Union
Material: Aluminum Alloy
Power: Pneumatic
Valve Body Type: Diaphragm
Function: Self-Priming Type
Diaphragm Material: Viton
Performance: No Blocking

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Basic Info.

Model NO.
Product Name
Air Operated Diaphragm Pump (Rd80)
ISO9001, CE, Atex, SGS
Flow Rate
1041 Lpm
1 Year Warranty (Except Wearing Parts)
Transport Package
Wooden Box
HS Code
Diaphragm Pump Advantages:
- Superior air motor, no leakage and keep strong driving force even use after long time;
- Double thicken fluid cover than ordinary pump
- Perfect sealing design
- PP material, diaphragms and all sealing parts imported from USA
- Easy maintenance
- Lube free
-Same as (Husky)design, spare parts mutually exchange with Verder.

Diaphragm Pump Certificate:
CE, BV, SGS, CCS, ISO9001, vessel CCS, 35 patents

Diaphragm Pump Warranty:
15 years warranty for air motor, 5 years for pump body

Diaphragm 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
Max Working Pressure120 psi(0.84Mpa, 8.4bar)
Max Flow Rate  275 gpm(1041 lpm)
Max Reciprocating Speed135 cpm
Max Suction Height (Dry Sucking)5m
Max Permitted Grain9.4mm
Max Air Consumption180 scfm(901/s)
Air Inlet Size3/4 in.npt(f)
Air Outlet Size1 in.npt(f)
Fluid Inlet Size3 in.
Fluid Outlet Size3 in.
WeightAL pump 77.0kg ;SST pump 110.0kg

Packing & shipping

Our service

* 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)

* Fast after-service

Company Introduction
RUDI pump (Shanghai Rudi Fluid Conveyor Co., Ltd. ) 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".


1. Q: What is MOQ?

     A: 1pc for regular product. Samples are available and sample cost can be deducted from future orders.

2. Q: What's the payment?

    A: D/P, T/T, Western Union , 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 are the products delivered to us?

    A: By International express.


6. Q: How long is the warranty?

A: 1 year warranty. (except wearing parts)


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

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

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