twin/double screw extruder 1. screw: double 2. used to extruder pipe. sheet and profile. 3. CE certificate With corresponding extruding ... dies,scews and corresponding auxiliaries,this type of extruder can manufacture the profiles, pipes sheets, plates,bars and belt ... zone4445FeederScrew dosingCenter height of machine (mm)1000100010001100 SERIES CONICAL TWIN SCREW EXTRUDER