twin screw extruder is applied for manufacturing PVC pipes as followings: 1) raw material: PVC powder 2) piep diameter from 16 to 630 mm 3) production capacity: 150kg/hr, 250kg/hr, 450kg/hr,700kg/hr Specification Diameter ranger(mm) 16-50 (twin pipes) 16-50 (twin pipes) 20-110 75-200 110-315 315-630 Extruder model 51/105 65/132 51/105 65/132 80/156 92/188 Extruder power(kw) AC22 AC37 AC22 AC37 AC55 AC90 Extrusion Capacity(kg/h) 135 250 135 250 350-400 450-750 Extrusion speed(m/min) 2X8 2X10 12 10 3 1.2