... . The line adopts three bubble process to produce shrink film with high strength, good transparent, strong barrier properties. The film can ... film with our line and sale to all over the world including South America, Europe, Australia, southeast Asia, etc.1)triple bubble ... diameter: Φ25--Φ65mm;3)triple bubble line layer:3--74)triple bubble line lay-flat: 80--600mm5)triple bubble line film thickness:30 ...