Properties and advantages:  This line features stable Plasticization, high output,low sheering force,long life  service and other advantages. The production line consists of control system, conical twin screw extruder or parallel  twin screw extruder,extrusion die, calibration unit,haul offff unit, fifilm covering machine and stacker. The extruder is  equipped with alternating-current inverter (ABB or Eurotherm drive), imported temperature controller (RKC,Japan).  The calibration unit’s pump and haul offff unit’s reducer are famous brand products. After simple changing of the die and  screw, it also can produce the foam profifiles.