... : SJ-45/50/55/60/65/80/100high quality rotary head film blowing machine, blowing LDPE, HDPE, LLDPE and so on.UsageIt is used ... widely used for packing liquid, industrial products, garments, texitle and printing lamination.The cylinder and the screw stems of the extruder are ... .5 kw18.5-22 kw30-37 kw45-45 kwSpecification of die headφ40-80mmφ60-120mmφ100-170mmφ100-170mmφ120-220mm ...