- Superior air motor with no leakage and strong driving force even after long-term use;
- Double-thick fluid cover compared to standard pumps
- Excellent sealing design
- Made with PP material, diaphragms, and all sealing parts imported from the USA
- Easy maintenance and lube-free operation
- Designed similarly to Graco (Husky), with interchangeable spare parts with Graco & Verder.
Diaphragm Pump Certifications:
CE, BV, SGS, CCS, ISO9001, Vessel CCS, and 35 patents.
Diaphragm Pump Warranty:
15 years warranty for the air motor, 5 years for the pump body.
Diaphragm Pump 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.

Type  | RD15-SS |
Inlet size | 1/2" ; 3/4" |
Outlet size    | 1/2" ; 3/4" |
Air inlet size | 1/4" |
Suction lift (dry) | 4m |
Max. working fluid pressure | 7bar ; 0.7MPa |
Max. flow rate    | 50 l/min (3.0m³/h) |
Max. delivery lift | 70m |
Max. grain diameter | 2.5mm |
Weight  | 8kgs |
Body material | Stainless Steel |

Our Company
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 received over 30 patents, along with CE, ISO9001, and SGS certifications. With reliable quality, we have earned great appreciation from our customers over the years.
The air-operated diaphragm pumps produced by RUDI use compressed air as the power source and are among the most advanced types on the market today. They feature a three-way air pilot valve that ensures smooth operation without dead spots and faster reversing. Compared to traditional domestic pumps, these models offer a larger flow rate, more stable performance, and reduced pulsation. They are widely used in wastewater treatment, chemical industry, petrochemical industry, painting, ceramics, environmental protection, printing, and dyeing to handle various corrosive, volatile, flammable, and toxic fluids with particles and high viscosity.
We provide a variety of materials, and our engineers will recommend 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.
- Fanged connection: Plastic pumps from 1/2" to 3".

Our Services
*All inquiries will be replied within 24 working hours
*Professional pump producer with an experienced design team.
*All products are packed in standard export cartons with foam inside and wooden cases (non-fumigation).
*Support OEM or ODM orders.
*Fast after-sales service
FAQ
Q1: Are you a factory or a trading company?
A: Factory
Q2: What are your payment terms?
A: T/T, Western Union, L/C, etc.
Q3: What about packaging?
A: Carton with foam and wooden case
Q4: How about delivery time?
A: Depends on the order quantity
Q5: What is your MOQ?
A: Usually 10 pieces per model
Q6: What about warranty?
A: One year (except for wearing parts)
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