Rd 15 Stainless Steel Air Operated Bellows Pump for Sale
- 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
- PP material, diaphragms, and all sealing parts imported from the USA
- Easy maintenance
- Oil-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 achieved over 30 patents and hold CE, ISO9001, and SGS certifications. With reliable quality, we have received consistent praise from our clients over the years.
The air-operated diaphragm pumps produced by RUDI use compressed air as the power source and are considered one of the most advanced types on the market. They feature a three-way air pilot valve that ensures smooth operation without dead stops and faster reversing. Compared to traditional domestic pumps, they offer higher flow rates, more stable performance, and less pulsation. These pumps 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 wide range of materials, and our engineers will recommend the most suitable and cost-effective option based on your specific working conditions.
Available wetted parts materials include PP, PVDF, Acetal, Aluminum Alloy, Ductile Iron, and Stainless Steel.
Diaphragm materials available: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc.
Inlet/Outlet sizes available: 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 manufacturer with a dedicated design team.
*All products are packed in standard export cartons with foam inside and wooden cases (non-fumigated).
*Support OEM or ODM orders.
*Fast post-sales service
FAQ
Q1: Are you a factory or a trading company?
A: We are a factory.
Q2: What payment methods do you accept?
A: T/T, Western Union, L/C, etc.
Q3: What about packaging?
A: Standard export cartons with foam and wooden cases.
Q4: How long is the delivery time?
A: It depends on the quantity ordered.
Q5: What is the MOQ?
A: Usually, it's 10 pieces per model.
Q6: What is the warranty period?
A: One year (excluding wearing parts).
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