HSJP-100-65B Plastic Extruder: 1.Die head are made of high quality corrosion resistive alloy steel, runner plated chrome, thickness is 0.02-0.03mm, rough is ra0.05um; 2.Barrel and screw with high-precision, long life and corrosion resistive; 3.Speed decreasing box with hardness gear; 4.Temperature controlled by PID in high precision; 5.Cooling water inside of polish roller is screw model structure, the temperature of surface roller is equality, treatment by polish with rough ra0.05um and HV 850; 6.Tension of rewinder controlled by magnetic device with stability;