- ModelWN300
- Outlet/Inlet Diameter(mm)300/450
- Capacity (m3/h)1800-2200
- Head(m)40-65
- Speed(r/min)400-550
- Efficiency η(%)74-78
- NPSH (m)4
- Solid Handling(mm)200
- Impeller Dia.(mm)1140
- Weight(kg)none
1. Cantilevered, horizontal, centrifugal, one stage, single casing pump;
2. High head, large capacity, high efficiency, good NPSH performance;
3. Long bearing life, the bearing assembly with large diameter shaft and short overhang;
4. Wear-resistant wet parts, the wet parts are made of Ni hard and high chromium abrasion resistant alloys. (more than 27% Chrome alloy);
5. The shaft seals can be gland seal or Lip seal;
6. Front-disassembly design for easy disassembly& maintenance; According to the feature of each part, equip the specificity disassembly tools for disassembly.
7. The standard four-head trapezoidal thread is adopted to connect between the impeller and shaft. It both transfers strong torque and easy dis&assembly. Set an impeller release collar between the shaft and the labyrinth to aid disassemble the impeller conveniently.
Approximate clear water performance - to be used for preliminary selection only
Pump Mainly Parts & Material List | |||||
NO | Part Name | Material | NO | Part Name | Material |
1 | Pump cover | Cast iron | 7 | Sand prevention plate | HT500 |
2 | Inlet liner | 27%chrome alloy | 8 | Stuffing box | QT500 |
3 | Throat bush 1&2 | 27%chrome alloy | 9 | Connect plate | QT500 |
4 | Pump casing | 27%chrome alloy | 10 | Bracket | Steel plate |
5 | Impeller | 27%chrome alloy | 11 | Barring plate | Steel |
6 | Rear plate | 27%chrome alloy | 12 | Shaft | 42CrMo |
WSIR high efficiency horizontal dredge pump are designed for heavy duty applications such as mining, power sector, dredging river, and tailings as well as specialty applications, which are used for continuous pumping of high abrasive, high density sand and gravels.
Mineral Processing | Power Generation | Aggregate |
Ash Handling | Flue Gas Desulfurization | Thickener & Tailings |
Mine Dewatering | Industrial Slurries | Dredge |
Large Dredging Pumps Product












































