... )barrier to oxygen gas/moisture/oil 4)OEM service high quality co-extrusion lamination packaging film3 layer and 7 layer co-extrusion lamination film ... ,LLDPE,PVC,HDPE,CPP,BOPP ,BOPA,PVDC-FILM,PET,VMPET,VMCPP single-layer and multilayer lamination material high barrable high strength,especially excellent use ...