PVC pipe extrusion line 1.conical twin screw extruder 2.produce pvc pipe ,profile 3.high output 4. ... laying etc.2. This set is composed of the conical twin-screw extruder,vacuum calibration tank,printer,haul-off,cutter,stacker, etc ... cutter, you can choose the saw blade cutting type or the planet cutting type.7. We also can offer some auxiliary machine ...