... A,rubbers,plastic,T.P.R,PVC and elastomeric. High-speed compounding machine line for plastic,rubbers,EVA ... at the integral whole and the realization automates continuous homework and produce an high efficiency2.Compact structure, ... .The machine tube screw all adopts the high-quality metal alloy steel of the 38 ... turned a processing by nitrogen and the degree of hardness is high and bear to whet to bear ...