Double-acting hollow plunger hydraulic jack

Detailed Product Description

Double-acting hollow plunger jack is combineed with the totally design features of the single-acting hollow plunger hydraulic jack and advantages of its double-acting design, to enhance the operation and speed, especially it can fully use its hydraulic traction in the relatively long stroke operation.

It is widely used in nuclear power plants, tunnels, underground engineering, construction and so on, to achieve pre-tightening process,  also can be used for other occasions with similar needs.