... Bimetallic KMD-50KK Screw Barrel For Plastic MachineFor good plasticizing effect,we have different designs of Bimetallic Twin screw and barrel for plastic extruder machine to ... shunt type,separation type,exhaust type,pin type,mixed type,double-head type,three-head type,multi head type etc. Specification ... high temperature Screw Diameter15/30,25/55,35/75,40/83,45/90-99,48/112-117,50/105-110,51/105-120,55 ...