亚洲国产日韩欧美久久_日韩有码一区二区_亚洲 另类 无码 在线_国产精品色视频ⅹxxx_香蕉视频成人app_亚洲日本另类欧美一区二区_男人揉女人下面免费网站_2o岁chine男同志免费_护士av永久在线观看_几把操逼欧美亚洲

(1) The surface of aluminium foil is extremely clean, sanitary, and no bacteria or microorganisms can grow on it.

(2) Aluminum foil is a non-toxic packaging material, which can be directly contacted with food without any health hazards.

(3) Aluminum foil is a odorless and odorless packaging material, which will not make the packaged food have any odor.

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

(5) Whether at high temperature or low temperature, there is no oil infiltration in aluminum foil.

(6) Aluminum foil is an opaque packaging material, so it is a good packaging material for sunshine products, 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 at will.

(8) Aluminum foil has high hardness and tension strength, but its tearing strength is small, so it is easy to tear.

(9) Aluminum foil itself can not be heated and sealed, so it must be coated with heat-resistant materials, such as PE, in order to be heat-sealed.

(10) Aluminum foil may have adverse reactions when it comes into contact with other heavy metals or heavy metals.