PA/PE coex tubing film /bags/pouches Structure:5 / 7 coextrusion layer multilayer Meterial :PE.PP.PA.EVOH.TIE. PA/PE coex tubing film /bags/pouches Structure:5 / 7 coextrusion layer multilayerMeterial :PE.PP.PA.EVOH.TIE. This frozen bag are very high barrier films co-extruded with materials such as Nylon,EVOH,LLDPE,LDPE,PP,etc. Areas used :l Processed meatl Cheesel Fresh breadl Fresh and smoked ...