... -cracking,high molecular weight plastic filter 3.18years experience hydraulic screen changer Raw material:steel,45Cr(1) Veneer, double board, simple ... ) Rapid change.(3) High wear-resisting, high pressure, high precision screen design, enhance the effective area and filtering quality.(4) Pressure ... 100-250 18Mp XW-DB-120 11300mm2 250-350 18Mp XW-DB-150 17670mm2 350-450 18Mp XW-DB-180 25440mm2 400 ...