... Cincinnati Twin Screw And Barrel For Plastic Machine For good plasticizing effect,we have different designs of Bimetallic Twin screw and barrel for plastic extruder machine to meet ... ,tungsten,molybdenum Types of screw Gradual type,mutant type,wave type,barrier type,double screen type,shunt type, ... separation type,exhaust type,pin type,mixed type,double-head type,three-head type,multi head type etc ...