Due to its excellent characteristics, aluminum foil is widely used in food, beverages, cigarettes, medicines, photographic substrates, household daily necessities, etc., and is usually used as its packaging materials; electrolytic capacitor materials; heat insulation materials for buildings, vehicles, ships, houses, etc.; can also Decorative gold and silver threads, wallpapers, various stationery prints and decorative trademarks of light industrial products, etc. Among the various uses mentioned above, the one that can make the most effective use of the performance of 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-resistant, fragrant, non-toxic and tasteless, but also because of its elegant silver-white luster, it is easy to process beautiful patterns and patterns of various colors. pattern, so it is more likely to be favored by people. Especially after aluminum foil is compounded with plastic and paper, the shielding property of aluminum foil is integrated with the strength of paper and the heat sealing property of plastic, which further improves the shielding performance against water vapor, air, ultraviolet rays and bacteria, etc. necessary for packaging materials. , greatly broadened the application market of aluminum foil. Since the packaged items are fully isolated from the light, moisture, and gas of the outside world, the packaged items are well protected. Especially for the packaging of cooked food, the use of this composite aluminum foil material can at least ensure that the food will not deteriorate for more than one year. Moreover, it is very convenient to heat and unpack, and is very popular among consumers.

Classification：

Thick foil ("heavy gauge foil"): Foil with a thickness of 0.1 to 0.2 mm.Single zero foil ("medium gauge foil"): Foil with a thickness of 0.01mm and less than 0.1mm/.Double zero foil ("light gauge foil"): The so-called double zero foil is a foil with two zeros after the decimal point when its thickness is measured in mm, usually aluminum foil with a thickness less than 0.01, that is, aluminum foil with a thickness of 0.005~0.009mm.

Features:

The surface of aluminum foil is extremely clean and hygienic, and no bacteria or microorganisms can grow on its surface.

Aluminum foil is a non-toxic packaging material that can be in direct contact with food without any danger to human health.

Aluminum foil is a tasteless and odorless packaging material, which will not make the packaged food have any peculiar smell.

If the aluminum foil itself is not volatile, it and the packaged food will never dry or shrink.

Whether at high temperature or low temperature, aluminum foil will not have the phenomenon of grease penetration.

Aluminum foil is an opaque packaging material, so it is a good packaging material for products exposed to sunlight, such as margarine.