Aluminum foil is a hot stamping material which is directly calendered into a thin sheet of metal aluminum. Its hot stamping effect is similar to that of pure silver foil stamping, so it is also called fake silver foil. Since the aluminum foil has a soft texture and good ductility, it has a silvery white luster. If the calendered sheet is smashed on an offset paper with a material such as sodium silicate, an aluminum foil sheet can be formed, and printing can be performed.
Due to its excellent properties, aluminum foil is widely used in food, beverages, cigarettes, pharmaceuticals, photographic bases, household daily necessities, etc., and is usually used as its packaging material; electrolytic capacitor materials; thermal insulation materials for buildings, vehicles, ships, houses, etc.; As a decorative gold and silver wire, wallpaper and various types of stationery printed matter and light industrial products, decorative trademarks. Among the above various applications, the most effective performance of the aluminum foil is as a packaging material. Aluminum foil is a soft metal film, which not only has the advantages of moisture-proof, air-tight, light-shielding, abrasion resistance, fragrance preservation, non-toxic and tasteless, but also because it has an elegant silver-white luster, it is easy to process beautiful patterns of various colors and The pattern is thus more popular with people.