PP sheet extruding machine Application and strong point *Screw with special mixing and plasticization function; *Coat hanger type die with two throttle design enable to regulate the sheet thickness accurately; *?à1?? temperature control make the plasticizing process and sheet thickness control more accurate; *Horinzontal, vertical or 45??incline type three rollers calenders may be lifted freely; *Sheet thickness shall be regulated by screw and pressing roller; *Separate roller temperature control system to control the temperature of pressing roller to gain even sheet thickness; *Winder with big torque motor, and its speed and tension force adjustable; *Automatic metering to set the length of product.