Rd 40 Air-Operated Double Diaphragm Sand Suction Stainless Steel Pump
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**Diaphragm Pump Advantages:**
1. Easy to install and operate.
2. Simple maintenance - can be serviced on the line without removing the pump.
3. Quick start with strong self-suction capability.
4. High-quality components imported from the USA for better performance.
5. Anodized center body to resist corrosion and harsh environments.
6. Compatible with solenoid valves for remote control.
7. Lubrication-free operation.
8. No internal collisions, ensuring smooth running.
This diaphragm pump is widely used across various industries such as chemical, food, water treatment, and more. It has been exported to over 30 countries including Southeast Asia, Europe, and the United States. The product holds multiple certifications, including CE, ISO9001, SGS, and BV.
**After-sales Service:**
- 15-year warranty for structural parts of the center body.
- 1-year warranty for the entire unit (excluding wearing parts).
**Application Areas:**
Chemical Industry, Coating Industry, Painting Industry, Dye Industry, Pigment and Textile Chemical Industry, Food Industry, Water Treatment, Petroleum, Environmental Protection, and Pharmaceutical Industries.
Max Working Pressure
120 psi (0.84 MPa, 8.4 bar)
Max Flow Rate
118 gpm (446 lpm)
Max Reciprocating Speed
200 cpm
Max Suction Height (Dry Sucking)
5m
Max Permitted Grain
0.2 in (5mm)
Max Air Consumption
80 scfm (40L/s)
Air Inlet Size
1/2 in NPT (f)
Air Outlet Size
1/2 in NPT (f)
Fluid Inlet Size
1-1/2 in.
Fluid Outlet Size
1-1/2 in.
Weight
AL Pump 16kg; SST Pump 29kg
**Packing & Shipping**
**Our Services:**
- All inquiries will be replied within 24 working hours.
- Professional pump manufacturer with a dedicated design team.
- Standard export wooden packaging (non-fumigated) available.
- Fast after-sales support.
**Company Introduction:**
RUDI Pump (Shanghai Rudi Fluid Conveyor Co., Ltd.) is a leading 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 over 30 engineers.
Our pumps have obtained more than 30 patents and are certified with CE, ISO9001, SGS, and BV. Known for their reliability and quality, they are widely used in industries such as chemical, petrochemical, and environmental protection.
**Material Options:**
- Wetted parts: PP, PVDF, Acetal, Aluminum Alloy, Ductile Iron, Stainless Steel.
- Diaphragm materials: Teflon, Santoprene, Viton, Hytrel, Buna-N.
**Available 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", all metal pumps.
- Flanged connection: Plastic pumps from 1/2" to 3".
**FAQs:**
1. **Q:** What is the MOQ?
**A:** 1 piece for regular products. Samples are available, and the cost can be deducted from future orders.
2. **Q:** What payment methods do you accept?
**A:** D/P, T/T, Western Union – please confirm with us for exact terms.
3. **Q:** How long is the delivery time?
**A:** Varies depending on the order quantity.
4. **Q:** What about packaging?
**A:** Cartons with foam inside and wooden cases.
5. **Q:** How are the products delivered?
**A:** Through international express.
6. **Q:** How long is the warranty?
**A:** 1 year warranty (excluding wearing parts).
7. **Q:** Can we customize the product?
**A:** Yes, we can produce according to customer requirements.