Sand dredging pump are widely used in delivering slurries in mining,explosive sludge in metal meting,dredging in dredger and course of rivers,and other fields.Type GH pumps are of high-head ones.
features
1. Horizontal, cantilevered, single-casing structure, centrifugal pump. 
2. Wide passage , good performance of NPSH, anti-wearing and anti-corrosion, high efficiency
3. Easy installation.discharge outlet can be adjusted at any direction of 360. 
4. Cylinder bearing assembly,grease lubrication ,adjusting the distance between impeller and pump.
5. Mechanical seal, expeller seal and packing seal for selection.
6.Drive type:V-belt drive,gearbox drive,elastic coupling drive,fluid coupling drive,frequency conversion drive,silicon controlled rectifier speed regulation,etc.
Type notation
For example
500WN
WN --Type WN
500--Discharge Diameter (mm)
Materials:
High chrome:A05,A31,A33,A49 etc

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