The advantages, disadvantages and characteristics of vinyl film
Polyvinyl chloride film can be roughly divided into two categories, one is plasticized PVC film, also known as soft PVC film (Plasticized PVC Film), and the other is unplasticized PVC film, also known as hard PVC film (Unplasticized PVC Film). Film). Among them, hard PVC accounts for about 2/3 of the market, and soft PVC accounts for 1/3. Soft PVC is generally used for floors, ceilings and the surface of leather, but because soft PVC contains softener (this is also the difference between soft PVC and hard PVC), it is easy to become brittle and difficult to store, so its scope of use is limited. Hard PVC does not contain softener, so it is flexible, easy to form, not brittle, non-toxic and pollution-free, and has a long storage time, so it has great development and application value. The essence of PVC film is a kind of vacuum blister film, which is used for the surface packaging of various panels, so it is also called decorative film and adhesive film, which is used in building materials, packaging, medicine and many other industries. Among them, the building materials industry accounts for the largest proportion at 60%, followed by the packaging industry, and there are several other small-scale applications.