pet travel food bag manufacture.Understand the thickness of food packaging bags

Food packaging bags are specialized packaging bags used to package food, and many snacks and cooked foods can be packaged with them. There is also a high demand for these types of packaging bags in shopping malls, and people have high requirements for their quality, as they are related to people's food safety issues.

It is necessary to pass the quality standards and not have a negative impact on the quality of food, otherwise the food packaging bags will be unqualified. When producing food packaging bags, it is necessary to follow a basic principle that their thickness should not be too thick. Firstly, they are divided into transparent packaging bags and opaque packaging bags in terms of appearance. Transparent packaging bags allow the food inside to be seen from the outside, And the opaque packaging bag cannot see the food inside from the outside.

The production of packaging bags should pay attention to the appropriate thickness, that is, they should not be too thick or too thin. Packaging bags that are too thin cannot provide the protective effect of the packaging, and they can easily be damaged by external forces. If food is wrapped in too thin packaging bags, oil stains will penetrate through the inside and outside, which is equivalent to affecting its quality.

In addition, food packaging bags that are too thin are greatly affected by the environment, and are prone to differentiation under the exposure of the sun and rain. Their thickness needs to be strictly controlled; Too thick packaging bags also have many drawbacks. Too thick packaging bags can easily affect the shelf life of food, which means they can shorten the storage time of food. Any food has a shelf life, but this type of packaging bag will make the actual shelf life and food quality not match.

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