SJZ series concial twin-screw extruder 1,diameter ranging from 16mm to 710mm 2, turn-key ... 3, long period sevice SJZ series concial twin-screw extruderFeatures:1) Extruders with different specifications,combined with different auxiliary machines ... of screw2222Screw directionOpposite and outerScrew speed (r/min)1-321-34.71-36.91-32.9Screw length (mm)1070144018002500StructureConical meshMain motor ...