Making PVC door, wall board. According to different board section to choose different conical or parallel extruderwin screw extruder and provide relative vacuum sizing tank, haul-off, cross direction saw cutter, stacker auxiliary equipments. The capacity of main extruder from 250kg/hour to 800kg/hour for option. Special design for haul-off by particular up and down technology of our company, operation stable, reliable and heavy duty force. Vacuum sizing tank having particular big eddy flow cooling system to cooling and sizing easy for wide door. Transverse cutter and Hharection saw cutter haul-off unit operate synchronously by imported PLC, reasonable design, running stable, auto fixed length cutting etc.