Due to its excellent properties, aluminum foil is widely used in food, beverages, cigarettes, medicines, photographic substrates, household necessities, etc., and is generally used as its packaging material; electrolytic capacitor material; thermal insulation material for buildings, vehicles, ships, houses, etc.; and can also As decoration trademarks for gold and silver threads, wallpapers, various stationery, printed materials and light industrial products.
Among the various uses mentioned above, the most effective use of aluminum foil is as a packaging material. Aluminum foil is a soft metal film. It not only has the advantages of moisture-proof, air-tight, light-shielding, abrasion resistance, fragrance retention, non-toxic and tasteless, but also because of its elegant silver-white luster, it is easy to process beautiful patterns and colors of various colors. Patterns make them more likely to be favored by people.
Especially after the aluminum foil is combined with plastic and paper, the shielding properties of the aluminum foil are integrated with the strength of the paper and the heat sealing properties of the plastic, further improving the shielding performance against water vapor, air, ultraviolet rays and bacteria necessary as a packaging material. , greatly broadening the application market of aluminum foil. Because the packaged items are fully isolated from outside light, moisture, gas, etc., the packaging is fully protected.
Especially for the packaging of steamed food, the use of this composite aluminum foil material can ensure that the food does not deteriorate for at least one year. Moreover, heating and opening packages are very convenient and are very popular among consumers. With the improvement of people's living standards and the development of tourism, the demand for beverages such as beer and soda and canned food is increasing day by day, all of which require modern packaging. and decoration to facilitate competition in the international market.
