compound bubble film machine 1.uses LLDPE,LDPE resins 2.PLC control 3.make 2-5 layer bubble film 4. less occupied area compoundWINDER PART bubble film machine uses LLDPE,LDPE granules to make air bubble film, used as packing material and is water proof. This machine is composed of extruders, air bubble forming rollers, edge trimming and collecting device,cuting device, winding device,cabinet ...