... rubbers,plastic,T.P.R,PVC and elastomeric. High-speed compounding machine line for plastic,rubbers,EVA,TPR,PVC ... machine tube screw all adopts the high-quality metal alloy steel of the 38 C4MoALAs, Be turned a ... processing by nitrogen and the degree of hardness is high and bear to whet to bear corrosion.6 ... request to carry request to carry on high accuracy, wide scope of have no the class adjust soon. ...