Packaging film manufacturers analyze the permeability of packaging film

We often see packaging film in our lives, and packaging film also brings us a lot of convenience, so do you understand the permeability of packaging film? Next, the packaging film manufacturer will give you a detailed introduction to the permeability of the packaging film. Everyone knows that the advantages of packaging film can be adapted to packaging products of various shapes, increasing the attractiveness of the product appearance, and the packaging film can be close to the product and has transparency. Packaging film manufacturers tell you that there are many in the structure of packaging film Micropores like capillaries, these micropores constitute a channel that allows vapor to pass, but because the diameter of the outside liquid droplets is larger than the diameter of the dry micropores, they cannot pass through. The permeability of vapor through the packaging film depends on the micropores. The size of the pores, in the microporous packaging film, the physical structure of the packaging film is the determinant of penetration. The knowledge about the permeability of packaging film is here for everyone. Thank you for checking our news during your busy schedule. If you want to learn more about packaging film, please continue to pay attention to our website, more exciting The content will continue to be delivered. Author: one on xiaohong: pof shrink film product advantages