... -L5R2500 Five Layer Co-extrusion POF Heat-Shrinkable Film Blowing Machine is a line to process heat-shrinkable film in two ... are LLDPE) plastic film, coextruded by five extruders, formed in a die, processed through two steps of blowing inflation.POF film ... pack regular or irregular articles consumption such as automobile article, plastic product, stationery, book, breadboard, MP3, VCD, art, wood ...