Double Telescopic Column of Hydraulic Support
Double Telescopic Column of Hydraulic Support is a part which joins the beam and base, bearing the load of crown plate. It is the main load bearing part, including two forms; all –hydraulic and mechanically lengthening.
All products have passed TS/ISO16949 international quality system certification,national safety validation for mining products.And we currently are cooperating with major mining machinery companies and major coal mines.
Process border diameter 63mm to 500mm.process machine are full and cooperation with some famous enterprises like Zheng coal, yanmine and jujube as Long-term strategic partner in china. produce coal mine cylinder 13more years with full process craft, the maim craft controlled carefully like heat treatment ,electroplate and so on ,those special craft we have full technology and get the Certificate of coal safety ,we make the parts for zheng coal which the biggest manufacture on Coal mine hydraulic support in the world, the hydraulic support used for supporting and control the top of coal area to protect the safe of the worker and the equipment.