Conical Twin Screw and Barrel/Cylinder for PVC/WPC extrusion. Size: 45/90, 51/105, 65/132, 80/156, ... 92/188 Base Raw Material for screw :38CrMoAlA, A grade ... 300 high calcium profile, soft PVC sheet, XPS-PVC etc; PP.PE.ABS.PVC.pelletzing, pipe, profile, sheet, etc. Raw ... , BAUSANO and AMUT model spares. extruder screw barrel&cylinder for PVC/WPC/PP/PE