... is composed of extruder, three-roller calender, traction,rewinding and electric control box.2.The screw, material barrel, ... 6.All drive system runs synchronously.Diameter Of Screwφ120Adjust Distance Of Calender0-50 mmAdjust Distance ... :1Power Of Material Barrel42 kwPower Of Extruder 75 kwPower Of Screw Changer 5 kwHeating Power Of Die ... Pump5.5 kw SP-670C Single lawyer plastic sheet extruder machine