The difference between pof shrink film and pvc shrink film

There are many types of packaging films on the market, including pof shrink film, pvc shrink film, heat shrink film, pe heat shrink film, etc., depending on their materials, their functions are also different, of which pof shrink film is a kind of transparent Glossy packaging film that closely adheres to the appearance of the product. Its characteristics of energy saving, environmental protection, high shrinkage, transparent luster, and strong tear resistance overturn the limitations of traditional packaging films. It is well received by the market and is well received by consumers. Favorite. Today, I will tell you the difference between pof shrink film and pvc shrink film: pvc heat shrink film is a synthetic material with heat resistance, toughness, ductility, etc. The upper layer of this surface film is lacquer, and the main component in the middle It is polyethylene, and the lower layer is back-coated adhesive. It also has the unique properties of rainproof, fire-resistant, anti-static and easy to shape, and is widely used in the building materials industry and packaging industry. Pof heat shrinkable film is a new type of heat shrinkable film material. It uses linear low-density polyethylene as the middle layer (LLDPE) and co-polypropylene (PP) as the inner and outer layers. It is plasticized and extruded through three extruders. It is processed by special processes such as die forming and bubble inflation. POF is a packaging film with environmental protection, high transparency, high shrinkage, good heat sealing performance, high gloss, toughness, tear resistance, and uniform heat shrinkage. It is suitable for use in fully automatic high-speed packaging and is a replacement product for traditional packaging. , It is widely used in audio-visual products, tobacco, non-staple food, gifts, washing chemical products and so on.