The door and windows profile is widely used as window and door profile, as well as decorative material, which is made of PVC powder. With modern technology and optimized design, it has the property of high output capacity, long life and plastic evently. PVC Window and Door Profile Extrusion Line is designed for extrusion of PVC plastic door's and window's profiles and cross-section communication cable pipes, Aluminum-plastic composite profiles, etc. It has stable plastification, high output, low sheering force, long life service and other advantages. PVC profiles can be used in the building industry and home or office. The production lien consists of control system, conical twin screw