Good quality sand gravel pumps for dredging rivers

Good quality sand gravel pumps for dredging rivers is consisted by casing, seal devices, bearing devices and frame. It is lubricated by grease. The materials of working parts are wear-resistance alloy or alloy steel, the hardness is no less than 58HRC. 

• Choice of piston ring style labyrinth or other new style of water proof
• Fully interchangeable with the common brand reducing inventory hold requirements
• A full range of mechanical seal adaptations available upon request
• Oil lubrication or packed grease
• Painted to customer specifications upon request

A complete range of build specifications 

• Rubber lined with rubber impeller
• Rubber lined with metal impeller
• All metal lined using white iron chrome alloys
• Urethane lined with optional urethane impeller for special application 

20years experience of manufacture with 5years oversea service.

• Advanced equipment with qualified engineers.
• Large foundry to control excellent quality.

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