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During the operation of metal extrusion hydraulic presses, bolts sometimes fall off and fall into the hydraulic cylinder, causing serious scratches on the plunger wall.

The braking methods for three-phase asynchronous motors mainly include the following:

Hydraulic power unit is an important mechanical transmission device with wide application and unique technical characteristics.

Simply put, a hydraulic unit can be filled with water, oil or special media, which is a relatively complete unit. In this case, it only needs to connect the components. In addition, our hydraulic unit can drive bolt tensioners and can also be used in disassembling interference-fit shafts, wheelsets, and marine rudders.