SJSZ Series Conical Twin Screw Extruder 1. Twin Screw Extruder could be used to produce plastic pipe and plastic profile. 2. Twin Screw Extruder is also suitable for making plastic granules. Main Technical Parameters. Item No. SJSZ45 SJSZ55 SJSZ65 SJSZ80 Screw Diameter (mm ) 45/100 55/120 65/132 80/156 Screw Rotate Direction Turing outwards with different direction Screw Rotate Speed (r/min ) 1-38 1-38 1-36 1-35 Screw Effective Length(mm) 1000 1150 1430 1800 Main Motor Power(kw) 15 22 37 55 Barrel Heating Power(kw) 12 18 24 36 Capacity(kg/h) 95 150 250 380 Central Height(mm) 1000 Net weight(kg) 3000 4200 5000 6500 Meas. (L*B*H)(mm) 3360*1290*2127 3620*1350*2157 4235*1520*2450 4750*1550*2460