Raw material + additive → mixing → vacuum feeding machine → hopper dryer → single screw extruder→ color band extruder → mould and calibrator → vacuum calibration machine → cooling tank→ haul-off machine → cutting machine → stacker(or Winding machine)
1. Single screw extruder;
2. Mould (Die Head);
3. Vacuum calibrating and cooling tanks;
4. Water cooling tanks
5. Haul-off machine;
6. Winder or stacker.