... -Layer Co-Extruding Rotary Die Head Film Blowing NAME:(Double-Layer Co-Extruding) Rotary Die Head Film Blowing Machine (SJ-45*2) Main Technical ... ) 6500*2500*5200mmUses: It is used for blowing the various plastic film c, Which are widely used for packing food, fruit, garments, textile, ... fitted with a plug-in plate mechanism for making vest bag, The coiling unit adopts torque motor to keep proper ...