... rotary die film blowing machine.film blowing Name:3SJ-G Series Three layer Co-extrusion Rotary Die Film Blowing MachineperformanceThe lines are ... /150m in the thickness ackaging films, film has goog insulation,for instance holding temperature,antihumid,antivreeze,antivreeze,anti-raim,anti-rost ... :1 Screw Speed15-150r/min15-150r/min15-150r/min Main Motor Power15kw*2 18.5kw*218.5kw*2 22kw*122kw*2 ...