... plate, oil drip pan nut and so on; it is one of the main parts. Firstly the ... the assembly of the press boring , then it being droved up by the oil cylinder piston ,oil will ... of this machine, it includes transmission shaft, turbine, worm gear, gear pump, high pressure pump, overflow valve; super ... the world, and compared with two plunger pump, it is faster , higher pressure and can resist higher ...