What are the requirements for the quality of polymer protective film?

There are many types of products manufactured by polymer protective film wholesalers, especially now that people have stricter requirements for products. When buying products, what are the things to pay attention to? Now let’s take a closer look. In fact, when we buy products, we need to analyze from multiple aspects. First, we must not degummed. After the glass processing is completed, when the protective film is removed, there should be no glue or traces on the surface of the processed glass product to maintain the product. Smooth and beautiful. Secondly, the product has good strength and toughness, which means that the mask can withstand the impact of 6-8 kg of emery spray, otherwise it will penetrate the protective film and break the processed object. Appropriate stickiness means that the mask can be adhered to and firmly adhered to the protected glass body, and the protective film can be smoothly removed after the processing is completed, so that it will not cause unnecessary trouble due to brittleness, breakage and tearing. The color and specifications of the protective film can be customized according to the user's requirements. The commonly used colors are white and light yellow. Because there are many types of it, people can choose according to their own requirements. Next: The protective effect of heat shrinkable film on vegetable transportation Previous: The characteristics of PE heat shrinkable film