DN Inner Injection Single Hydraulic Prop could be applied for coal mining face of the roof support and the end plate supporting the head, because of its large carrying capacity, anti-bias load capacit
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Related Products of DN Inner Injection Single Hydraulic Prop
DN inner injection single hydraulic prop for the internal structure of the mine for the fluid hydraulic prop, mainly consist by the roof, ventilation valve, cylinder, live cylinder, piston, hand pump, unloading valves, safety valves and handles body and other component parts.
DN inner injection single hydraulic prop plays a big role in the mine roadway support, get the acceptance and use of country's major coal mines customers , it is simple, easy to use, without liquid injection, the direct use hand crank to complete hydraulic prop lift column and drop column
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