double screw extruder 1.produce PVC pipe, slice, plate, bar material ... .capacity:120--1450kg/hr 3.total pwoer:40-255kw Conical Double Screw Extruder (1) It can be equipped screw and auxiliary ... plastics and the granulation of powder.It adopts DC motor, silicon-controlled infinitely timing, equipping overload protection, fault alarm, vacuum exhaust ...