5. Swept volume :63、80、100ml/r
Volumetric efficiency :≥92%
This hydraulic gear pump is design for dump truck. The working rotation is double rotation, and there are two kinds of bearings: needle roller bearing and oil-free bearing and the product of needle roller bearing has stronger anti-pollution ability The surface of the side plate is plated with a spécial copper alloy layer for enhanced wear résistance. Ail pumps are tested for pressure and efficiency in both directions to ensure normal use afler installation by customers.