1. frequency control of motor speed 2 press roller and traction roller 3 Automatic ink ... .The machine body is U-steel frame,and main motor with inverter,traction with inverter,single winder.2.Suitable material:LDPE,HDPE,LLDPE ... /hr65kg/hrScrew diameter(mm)Φ45Φ50Φ55L/D28:1 Main motor power(Kw)11kw15kw18.5kwTotal power (Kw)28kw32kw40kwDie size(mm)60 ...