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Technical features and performance:
1.The whole construction is suitable for dredging ship.
a.Reliable and simple structure
The 400WN dredging pump is single pump casing,single stage, single suction,cantilever horizontal structure. It can be divided into two typesaccording to the different gearbox linking way: self-bracket type and pump casing and gearbox integrated into one type.
b.Easy Disassembly and Installation Convenient Maintenance.
2.Dredging Performance is excellent.
a.Good NPSH
b.Strong Through-put Capability, Wide Application.
c.The Curve of Performance Decreases Sharply.
3.Excellent Anti-wear Performance, Long Service of Wet Parts.
4.A little hydraulic loss , High Efficiency, Low power consumption.
5.Reliable shaft sealing without leakage.
The shaft of 400WN dredging pump uses the mechanic sealing or stuffing sealing or mechanic-stuffing compound sealing.

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Dredge pump types:
1.Single-walled dredge pump.
2.Double-walled dredge pump.
3.Underwater Dredge Pumps.

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Technical Specifications(only for primary selection)

Type	Capacity(m³/h)	Head (m)	Speed (rpm)	Efficiency(%)	NPSHr(m)	Suction Dia.(mm)	Discharge Dia.(mm)	Max.Dia. of flowd partice(mm)	Weight (kg)
400WN	2800-3200	20-40	400-550	74-78	＜4.5	450	400	250	7500

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NOTE:Dredge pumps can be offered according to customer’s requirement.

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