... Line, for food packaging 1. Product Feature:Polyolefin (POF) heat-shrinkable film is one kind of multi-layer (inside and ... a die, processed thro two steps of blowing inflation.POF film has good heat-shrinkable characteristic, mainly used to pack ... , toys, stationery, audio-visual product, cosmetics etc.4. POF Heat-Shrinkable Film Features:> Environment friendly and Non-toxic, Excellent quality> Tight ...