Technical dataof SHJ-20 twin-screw extruder: Screw diameter: 22mm, L/D: 32:64, r/min: 600, Main motor power: 4/7.5(KW), Screw torque: 30 (NM), Capacity: 0.5-15 kg/h The function and characteristic of Twin-screw extruder is : plasticizing, pigmentation, filling and modification, reinforced, recycle granulating etc.