■ Application
1) The single acting hollow hydraulic jack is matched with other hydraulic tool, it can supply driven for lifting, profiling, bending pipe, straightening, tearing down, cutting, installing, gauging pipe, punching and etc.
2) It also can be installed into some machine for supplying power pack.
3) As test pressure pump station for kinds of high pressure hydraulic component, high pressure container, high pressure rubber hose.