Industrial Corrosion Resistant Plunger Pump
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Product Introduction
High-Volume Process Transfer Pump
WS-12140 High-Flow Corrosion-Resistant Plunger Pump
Engineered for heavy-duty process fluid movement, delivering an impressive 150 L/min (39.4 GPM) flow rate at 85 Bar for industrial effluent plants, brine transfer, and RO systems.
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85 BAR
Max Pressure (1200 PSI)
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150 L/min
High Volume Flow (39.4 GPM)
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24 / 7
Continuous Duty Cycle
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Key Engineering Advantages
- High-Capacity Fluid Channels: Oversized internal valve chambers reduce fluid velocity and cavitation risks under high flow.
- Heavy-Duty Crankcase: Reinforced iron alloy power frame dissipates heat efficiently during non-stop operation.
- Solid Ceramic Plungers: Premium grade ceramic sleeves withstand high fluid friction without surface scoring.
- Integrated Pressure Management: Includes heavy-duty bypass manifolds to stabilize system line pressure.
Cylinder Material Options & Application Guide
Select the optimal cylinder material configuration based on your specific chemical environment and fluid transfer requirements:
| STANDARD
SUS 316 Stainless Steel
Recommended for high-volume industrial water circulation, cooling tower makeup water, and factory wastewater transfer. |
HEAVY CORROSION RESISTANT
Duplex 2205 Alloy
Essential for high-salinity brine pumping, reverse osmosis (RO) feed water, seawater processing, and aggressive chemical effluent loops. |
Industries & Target Applications
- Industrial wastewater treatment facilities & high-volume chemical effluent handling
- Reverse osmosis (RO) high-pressure booster systems & desalination plants
- Brine circulation loops in chemical manufacturing and food processing plants
- Large-scale central washdown networks in food and beverage factories
Technical Specifications
| Specification Parameter | Details |
|---|---|
| Model Number | WS-12140 |
| Maximum Pressure | 85 bar / 1200 psi (85 kg/cm²) |
| Flow Rate | 150 L/min (39.4 GPM) |
| Operating Speed | 800 RPM |
| Matching Motor Power | 30 HP (22.5 kW) |
| Bare Pump Weight | 74 kg |
Why Partner with WULI?
- Robust Industrial Duty: Designed to maintain steady volumetric efficiency in continuous 24/7 process loops.
- Selective Metallurgy: Alloy applied specifically to the wetted cylinder to maximize cost efficiency.
- Global Engineering Support: Complete technical CAD layout and custom skid matching assistance.
Frequently Asked Questions
Q: Why is 800 RPM used for the WS-12140 instead of higher speeds?
Lower operating RPM significantly reduces fluid velocity and wear on seals during high-volume liquid transfer, ensuring long maintenance intervals.
Q: Is Duplex 2205 required for brackish water RO systems?
Yes. Duplex 2205 is strongly recommended if chloride levels exceed standard fresh water limits to prevent stress-corrosion cracking.
Specification
| WS-12140 Technical Specifications | |
|---|---|
| Model | WS-12140 |
| Flow Rate | 150 L/min (39.4 GPM) |
| Max Working Pressure | 85 kgf/cm² (1200 PSI / 8.5 MPa) |
| Matching Power | 30 HP (22.5 kW) — Power required for rated output |
| Rated Speed | 800 RPM |
| Dimensions (L × W × H) | 67 × 53.5 × 37 cm |
| Bare Pump Weight | 74 kg |
* Specifications are subject to change without prior notice due to ongoing product improvements.





