Dredge Pump
Capacity: 600-25000 m3/h
Size: 8″ to 40″ pump
Head: 20-86m
Handling solids: 0-350mm
Concentration: 0%-70%
Products display
introduction of dredge pump
Application: WN series dredge pumps are widely used for dredging, cutter suction dredgers, sand and gravel, contract dredging, tailings, booster pump, sand waste pump, material transfer pumps, etc.
features of dredge pump
- WN-type sludge pumps have strong self-priming ability, strong suction height, few parts of the screw pump, compact structure, small volume and simple maintenance. It is a new type of pump made according to the principle of revolving meshing displacement.
- The main working parts of the G-type sludge pump are the eccentric screw (rotor) and fixed bushing (stator). Use non-toxic and tasteless edible rubber; the working temperature can reach 120 degrees Celsius. You can contact us if you use a high temperature of 120 degrees Celsius-350 degrees Celsius.
Due to the special geometric openings of the two components, separate sealed chambers are formed. The medium promotes the flow evenly from the axial direction. The internal flow rate is low, the volume remains unchanged, and the pressure is stable, so there will be no product turbulence and agitation. The output pressure of each pump is 0.6MPa-1.2MPa, the head is 60m-120m (clean water), and the self-priming height is generally above 3m. It can be used as a self-priming sewage pump product.
models & specifications
Model | Capacity Q | Head H | Speed n | Eff. η | NPSH | Inlet Dia. | Outlet Dia. | Max. Particles |
200WND | 600-800 | 20-40 | 700-900 | 60-65 | <4.5 | 250 | 200 | 178 |
200WN | 750-1000 | 40-65 | 700-850 | 70-72 | <4 | 250 | 200 | 180 |
250WND | 950-1100 | 20-40 | 500-700 | 65-70 | <4 | 300 | 250 | 220 |
250WN | 1100-1300 | 40-65 | 500-650 | 70-74 | <4 | 350 | 250 | 144 |
300WND | 1500-1800 | 20-40 | 400-600 | 65-68 | <4 | 350 | 300 | 241 |
300WN | 1800-2200 | 40-65 | 400-550 | 74-78 | <4 | 450 | 300 | 241 |
350WN | 2600-3000 | 40-65 | 400-550 | 74-78 | <4.5 | 450 | 350 | 245 |
400WN | 2800-3200 | 20-40 | 400-550 | 74-78 | <4.5 | 450 | 400 | 250 |
450WN | 3200-3850 | 40-67 | 350-500 | 76-80 | <4.5 | 600 | 450 | 354 |
500WND | 3600-4200 | 20-40 | 220-320 | 72-75 | <4.8 | 600 | 500 | 330 |
500WN | 4500-5500 | 40-65 | 350-450 | 78-80 | <4.8 | 650 | 500 | 250 |
600WN | 5000-9000 | 55-80 | 280-420 | 81-85 | <6 | 660 | 600 | 220 |
700WN | 8000-12000 | 60-85 | 280-380 | 83-85 | <6 | 760 | 700 | 280 |
900WN | 12000-19000 | 50-75 | 280-330 | 85-87 | <6 | 960 | 900 | 320 |
1000WN | 16000-25000 | 23-76 | 181-290 | 85-87 | <6 | 1200 | 1000 | 350 |
Construction of G Gravel pump
Main Part Number At The Drawing
1 – Shaft
2 – Frame
3 – Mechanical Seal Assembly
4 – Connecting Plate
5 – Rear Liner
6 – Pump Casing
7 – Cover Plate
8 – Front Liner
9 – Impeller
10– Support
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