ПЭТ / АЛ / ПЭ композитных мембран

1.PET:Good barrier, but also has air tightness, moisture resistance, heat resistance and cold, rigid, can be folded thousands of times, the ability of weak acid, weak base, and most organic solvents, oil is good. The surface layer for packaging and printing, can be used between -70 °C -150 °C. 2.AL: high temperature, high barrier. Easy with the plastic compound, almost opaque, you can protect the contents items. 3.PE: a non-toxic, odorless, heat sealing, oil is good for all kinds of light packing.