POF Heat Shrinkable Film Bag Production Line, for food packaging 1. Product Feature:Polyolefin (POF) heat-shrinkable ... used to pack regular or irregular articles consumption such as automobile article, plastic product, stationery, book, breadboard, NP3, VCD, art, wood ... , pharmaceuticals and cassette tape, etc.2. Machine Included in the Production Line :1. GHFB-45+75+45-1800 3-Layer Co-Extrusion ...