3 Layers Co-extrusion Film Blowing Machine 1)IBC, horizontal+/-180 2)Auto winder 3)up ... bubble fixer 4)auto loader Three Layers Co-extrusion Film Blowing Machine Set (IBC Film Tube Inner Cooling System) Haul-off ... co-extruded product and production technical processing control, if the blowing film line is with IBC (Internal Bubble cooling system),it ...