- 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 for reliable performance
- Made of PP material, with diaphragms and all sealing parts imported from the USA
- Easy maintenance and lube-free operation
- Designed similar to Graco (Husky), with interchangeable spare parts available with Graco and Verder.
Diaphragm Pump Certifications:
CE, BV, SGS, CCS, ISO9001, Vessel CCS, and 35 patents.
Diaphragm Pump Warranty:
15 years 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, Petroleum, Environmental Protection, and Pharmaceutical sectors.

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 obtained more than 30 patents and are certified with CE, ISO9001, and SGS. We are known for our reliable quality and positive feedback from clients worldwide.
The air-operated diaphragm pumps produced by RUDI use compressed air as their power source and represent one of the most advanced types in the market today. They feature a three-way air pilot valve that ensures smooth operation without dead stops and faster reversing. Compared to traditional domestic pumps, these models offer higher flow rates, more stable performance, and reduced pulsation. They are widely used in wastewater treatment, chemical industry, petrochemicals, painting, ceramics, environmental protection, printing and dyeing, and other fields to handle corrosive, volatile, flammable, toxic, and high-viscosity fluids containing particles.
We offer a variety of materials for wetted parts and diaphragms, and our engineers will help you select the most suitable and cost-effective option based on your specific application needs.
Available materials for wetted parts: PP, PVDF, Acetal, Aluminum Alloy, Ductile Iron, Stainless Steel, etc.
Diaphragm materials: Teflon, Santoprene, Viton, Hytrel, Buna-N, etc.
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 are replied within 24 working hours
*Professional pump manufacturer with an in-house design team
*Standard export packaging with foam and wooden cases (non-fumigated)
*Support for OEM or ODM
*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 the packaging?
A: Standard export cartons with foam and wooden cases.
Q4: How long is the delivery time?
A: It depends on the order quantity.
Q5: What is the MOQ?
A: Usually 10 pieces per model.
Q6: What about the warranty?
A: One year (excluding wearing parts).
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Jiangsu Juke Metal Products Co.,Ltd. , https://www.jsjukemetal.com