Rd 40 Air-Operated Double Diaphragm Sand Suction Stainless Steel Pump
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**Product Specifications for RD 40 Air-Operated Double Diaphragm Pump**
- **Model No.:** RD 40
- **Product Name:** ISO9001, CE, ATEX, SGS
- **Certificate:** ISO9001, CE, ATEX, SGS
- **Flow Rate:** 446 Lpm
- **Feature:** Eco-Friendly
- **Warranty:** 1 Year (excluding wearing parts)
- **Weight:** 29kg
- **Model:** RV40
- **Size:** 40mm
- **Trademark:** RD/RW
- **Transport Package:** Carton / Wooden Box
- **Specification:** ISO9001
- **Origin:** China
- **HS Code:** 8413501090
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**Product Image:**
**Key Advantages of the Diaphragm Pump:**
1. Easy to install and maintain without dismantling the pump.
2. Quick start with strong self-suction capability.
3. Center body and sealing components are imported from the USA.
4. The center body is anodized for excellent resistance to oxidation and harsh environments.
5. Compatible with solenoid valves for remote control.
6. Lubrication-free operation.
7. No internal crashing or damage.
**Exported to over 30 countries**, including Southeast Asia, the Middle East, Europe, and the United States. The company has secured more than 35 patents, ensuring high-quality performance and reliability.
**Certifications:** CE, BV, SGS, CCS, ISO9001, Vessel CCS
**After-Sales Service:**
- 15-year warranty on structural parts of the center body
- 1-year warranty on the entire pump (excluding wear parts)
**Application Areas:**
Chemical Industry, Coating Industry, Painting Industry, Dye Industry, Pigment and Textile Chemical Industry, Food Industry, Water Treatment, Petroleum, Environmental Protection, Pharmaceutical Industry.
**Technical Specifications:**
| Parameter | Value |
|----------|-------|
| 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 Suction) | 5m |
| Max Permitted Grain Size | 0.2 in (5mm) |
| Max Air Consumption | 80 scfm (40 L/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 responded to within 24 working hours.
- Professional pump manufacturer with a dedicated design team.
- Standard export wooden packaging (non-fumigated).
- Fast and efficient after-sales support.
**Company Introduction:**
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 over 30 engineers.
Our pumps have received more than 30 patents and are certified with CE, ISO9001, and SGS. With reliable quality and advanced technology, we have gained great recognition from our global clients.
The air-operated diaphragm pumps from RUDI use compressed air as their power source and are among the most advanced in the market. They feature a three-way air pilot valve for smooth and fast reversing, offering higher flow rates, more stable performance, and less pulsation compared to traditional domestic pumps.
**Available Materials:**
- Wetted Parts: PP, PVDF, Acetal, Aluminum Alloy, Ductile Iron, Stainless Steel
- Diaphragm Material: Teflon, Santoprene, Viton, Hytrel, Buna-N
**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 sample costs 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 order details.
3. **Q:** What is the delivery time?
**A:** It depends on the quantity ordered.
4. **Q:** How are the goods packed?
**A:** Cartons with foam inside and wooden cases.
5. **Q:** How are the products delivered?
**A:** By international express.
6. **Q:** How long is the warranty?
**A:** 1 year warranty (excluding wearing parts).
7. **Q:** Can the product be made according to different standards?
**A:** Yes, we can produce the product based on customer requirements.