... . 3.High water vapor barrier 4.retain freshness 5 layer PE/EVOH packaging film . Through the EVOH and two layers of ... , tea, spices, medicines, spices, daily chemical, pharmaceutical and precision, electronic equipment, chemical products, such as the new packaging materials. Meet the ... printing material.Conventional thickness Typical Structure Applications 50.60.70 PE/EVOH/PEJelly, medical packaging