... Counter rotating parallel twin screw extruder. 2.used to film,sheet,pipe of pvc,pet,pp,etc. plastic extruder Main Technology ... of screwreverseSpeed of screw (rpm)44Max capacity (kg/h)280360540Why select us?---More than twenty years experiences in plastic extrusion, with ... as Schneider, Yaskawa, Simens,Omron, ABS, etc...---Material of screw and barrel: 38CrMoAlA Azotizing on surface 0.40.7mm Rigidity ...