... rotary die film blowing machine.film blowing Name:3SJ-G Series Three layer Co-extrusion Rotary Die Film Blowing MachineperformanceThe ... be installed to the lies,such as length counting device,vertical cutting device,cooling water row pipe,film spreading roller,scrap collecting ... 250 300 Max.Folding Width of Film1000mm1200mm1500mm 3SJ-G Series Three layer Co-extrusion Rotary Die Film Blowing Machine