... /moisture/oil 4)OEM service high quality co-extrusion lamination packaging film3 layer and 7 layer co-extrusion lamination film for package.thickness from 50mic ... ,HDPE,CPP,BOPP ,BOPA,PVDC-FILM,PET,VMPET,VMCPP single-layer and multilayer lamination material high barrable high strength,especially excellent use for food ...