Characteristics of aluminum foil
Aluminum foil has a clean, sanitary and shiny appearance. It can be made into integrated packaging materials with many other packaging materials, and the surface printing effect of aluminum foil is better than other materials. In addition, aluminum foil has the following characteristics:
(1) The surface of aluminum foil * is clean and sanitary, and no bacteria or microorganisms can grow on its surface.
(2) Aluminum foil is a non-toxic packaging material. It can be in direct contact with food without any danger to human health.
(3) Aluminum foil is a tasteless and odorless packaging material, which will not make the packaged food have any peculiar smell.
(4) If aluminum foil itself is not volatile, it and packaged food will never dry or shrink.
(5) No matter at high temperature or low temperature, the aluminum foil will not have grease penetration.
(6) Aluminum foil is an opaque packaging material, so it is a good packaging material for products exposed to sunlight, such as margarine.
(7) Aluminum foil has good plasticity, so it can be used to package products of various shapes. It can also create containers of various shapes.
(8) Aluminum foil has high hardness and tensile strength, but its tear strength is small, so it is easy to tear.
(9) The aluminum foil itself cannot be sealed by heating, and the surface must be coated with a hot material, such as PE, in order to be thermally sealed.
(10) When aluminum foil is in contact with other heavy metals or heavy metals, there may be adverse reactions.
