... , PE, PA, PET, PVB, etc. There are two kinds of casting film line: Normal material is PP, PE, PA, PET, PVB ... loaders, Screw loaders Volumetric or gravimetric dosing: Up to 4 Components Per Extruder (optional)Extrusion System: Extruder Type: Single Screw Extruder ... or parallel twin screw extruder Melt Pump: Standard for casting film Flat T-die: Manual or Automatic, Cloth hanger flow ...