Plastic doors and Windows profiles production line is mainly to PVC, UPVC as raw materials, production of all kinds of plastic doors and Windows profiles and adornment material, etc. This production line can according to the actual production of the user needs, the single screw or twin-screw extruder, the host and draught device adopts inverter controller, which can realize stepless speed regulation; all Temperature control adopts digital-display instrument, which can realize accurate temperature control; Vacuum calibrating bench with water circulation seal energy saving vacuum system configuration, focus on water supply and quick change joint, can achieve easily convenient quickly changing different forms of stereotypes mould; Finalize the design platform it can use 4 meters, 6 m, 8 meters and other specifications; Drawer adopts crawler tractor, you can ensure that profile extrusion process stability and deformation; Automatic paster device ensure the surface finish for extrusion product; Cutting device for simultaneous tracking structure, can guarantee products section level off, no collapse mouth phenomenon. The unit has low energy consumption, stable performance, high speed and high efficient etc. Characteristics. Use the unit extrusion profiles of appearance.