Precautions for the use of polymer protective film

The products manufactured by the polymer protective film wholesalers are one of the materials we use for the goods. Because there are many types of products, when choosing, we need to choose according to some items. Now let's take a closer look? When choosing a product, if you find that the surface of the product is not very smooth, choosing such a product will seriously affect the adhesion effect of the product. Secondly, some products on the market do not have the function of anti-ultraviolet rays, so they cannot be used under direct sunlight for a long time. , Objects placed outdoors for a long time cannot be protected by this type of protective film. Thirdly, it is also necessary to pay attention to that the selected product has a suitable degree of stretch, and some protective films have weak stretchability. If not used carefully, the service life of the protective film will be shortened. Since plastic objects contain a variety of plasticizers, toughening agents, mold release agents and other substances, they should be tested before use. If there is no alienation reaction, they can be used in batches. Next: Why does PE heat shrinkable film have spots?Previous: The correct use of PE heat shrinkable film