How to detect the quality of polymer protective film

The products manufactured by polymer protective film wholesalers are one of the materials used in our lives, but when buying products, we need to analyze them from several aspects. Let's take a look now. In fact, when we use the product, we need to clean up all the stains on the object. If it is not cleaned and used directly, it will cause problems with the product. Secondly, the humidity check is a big problem. The protective film is not ventilated. If the object is still wet, it is not good to be inside. The protective film is difficult to disperse the water inside. Or the outside world is overheated and the objects inside will be 'steamed.'　　Use of ragged protective film When protective film manufacturers produce protective films, they combine ragged protective films and sell them to customers in rolls. When you find this kind of protective film, you should write down the manufacturer, and if you receive it again, you can request a return and other requirements. Next: The advantages of using PE heat shrinkable filmPrevious: What to pay attention to when storing PE heat shrinkable film