How to choose green foil bags

- Jun 21, 2020-

Now there is a big market for aluminum foil packaging bags, so how to choose aluminum foil packaging bags? The aluminum foil packaging bag has good negative barrier, high heat sealing performance, good moisture resistance and high transparency. And the acid resistance, wear resistance and other functions are also very good, so it is widely used in food industry packaging bags. Nowadays, packaging bags are getting more and more attention. How to choose packaging bags, we need to pay attention to the environmental protection of printing equipment and machinery. Does not produce harmful gases, odors and liquids. The production process has no pollution and no harmful substances. 

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 Try to use materials without coating and plating as much as possible. Colored plastic packaging bags cannot be used for food packaging. Such aluminum foil packaging bags are often made from recycled plastics. Food packaging bags are non-odorous, odor-free, and plastic bags with special odors that cannot be used for food packaging. Packaging materials without coating or plating should be selected as much as possible to prevent children from serious illness.    Vacuum packaging bags need to check the appearance of their packaging bags. The appearance inspection mainly depends on whether the packaging bag has obvious scratches; whether there are pinholes; whether there is contamination; whether the seal is standardized. Detection of compressive strength and bursting strength. The method used for strength and burst strength is to squeeze the weight, put the packaging bag on the table, and then add the weight to it. After one minute, the vacuum packaging bag will be deformed or leaked. When choosing materials, choose environmentally friendly materials, pay attention to the recyclability of aluminum foil packaging materials, the environmental protection of the materials, do not use secondary waste, especially food packaging bags do not use industrial waste or recycled materials.