Aluminum foil bags are more and more widely used in food packaging, aluminum foil bags are bags containing aluminum foil in the composite material. Aluminum foil bag barrier oxygen and moisture is very good, permeable oxygen permeability is 1, is a good barrier material. In addition, the aluminum foil in the aluminum foil bag has good heat resistance, good light reflectivity and luster, good shape at high temperature and low temperature, suitable for high temperature cooking, and can withstand up to 125 degrees Celsius. It has the following advantages:
(1) Good heat insulation, airtight, impermeable, many ordinary packaging bags are easy to melt when encountering hot things, but also easy to be vulnerable to bacteria. The aluminum foil bag with the sealing machine can effectively prevent the items in the bag from damp, but also can prevent the invasion of bacteria, its shape is stable, not easy to be affected by environmental factors.
(2) Using the shielding method for part of the aluminum plating, can make any pattern according to the needs of customers, can also choose a transparent window. Customers can look at the items in the bag through the sealing machine, and the metallic luster it has can be reflected in the sun, making the printing color more exquisite, giving people a higher appreciation value.
(3) With the fragrance preservation performance, it can better preserve the fragrance of food, increase the taste of food, and is non-toxic to give people a safe guarantee. The performance of aluminum foil bag is reflected in many aspects, it is usually used as a food packaging bag and environmental performance is better.