... production line. This production line is mainly used to produce PVC profile, such as Ceiling, Deck, Floor, Cornice, Plank, Windows, ... . Feature: 1. Conical twin-screw extruder, suitable for processing PVC powder and WPC raw materials. 2. Changing the moulds to produce ... many kinds of different PVC profiles. 3. Auxiliary machine: Mixing unit, Mould, Vacuum calibration ...