ã€China Aluminum Network】 Aluminum foil can be divided into industrial aluminum foil and packaging aluminum foil. Industrial aluminum foil has a relatively pure chemical composition and a thickness of 0.005 to 0.2 mm. It is mainly used as a capacitor, thermal insulation material, and moisture proof material in the electrical and electronic industries. Packaging aluminum foil thickness is generally 0.007 ~ 0.1 mm, there are flat foil, printing foil, printed foil and crepe paper aluminum foil and other products, mainly used for food, tea, cigarettes and other packaging materials.