... injection molding machine,rubber processing machine,other plastic rubber machine conical¶llel twin screw barrel for rubber &plastic machine Product name:injection / extruder machine/screw ... nitriding treatment,alloy coating sparying,heat-treatment,etcAppliance:PE,PVC,PP,etc Technical index:Depth of Nitrated ... of Bimetallic Layer: >2mm Used for granulation,PE,PP,PA,PC,ABS,AS,etcWe supply various ...