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Hydraulic pumps different types
Hydraulic pumps different types are manufactured depending on different functional and hydraulic system requirements. Hydraulic extrusion pumps are used in many hydraulic systems. It has few moving parts, works smoothly, and operates very well at pressures up to 250 bar. Three different types of hydraulic pumps exist:

 
Hydraulic pumps different types
 
 
External gear pump
Internal gear pump
Gear ring pump
Screw spindle pump

Hydraulic Vane Pumps
 
Single chamber vane pump
Double chamber vane pump

Hydraulic Piston Pumps
 
Axial piston pump
Radial piston pump
 
Note: while gear pumps operate with fixed displacement volume, vane and piston pumps may operate with fixed or variable displacement volumes.

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Batte Machinery Zhengzhou Co.,Ltd ,as extrusion pump manufacturers,virtue of its power to make high quality extrusion pump,extrusion gear pumps,extrusion melt pumps,etc.