POF shrink film，Mainly used for packaging rules and irregular shape of the product，Because of its avirulent environmental protection, high transparency, high shrinkage rate, good heat sealing performance, high gloss, strong toughness, ripstop and thermal shrinkage uniform and suitable for automatic high-speed packaging etc，Is the traditional PVC heat shrinkable film of products，Widely used in automotive supplies, plastic products, stationery, books, electronics, circuit boards, MP3, VCD, handicrafts, picture frames and other wood products, toys, pesticides, daily necessities, food, cosmetics, canned beverage, dairy, pharmaceutical, cassette tapes and etc.POF shrink film has，Bright and clean and transparent and easy to heat sealing and strong toughness, uniform thickness, etc，This is a tough, transparency excellent two-way contraction of heat shrinkable film. In the packaging process shrinkage stable and balanced, packing after completion of the edge soft, toughness, resistance to low temperature, not stiff, and effectively protect pack items. In use will not produce harmful gases, and can adapt to most of the automatic type, semi-automatic type packing machinery requirements, is a kind of economical and practical type products. Mainly used in food, audio and video, telecommunications equipment, daily equality outer packing or set product packaging1. Product specification three layer were crowded heat shrinkable film according to use to produce various specifications，The general thickness range is 12 μ m ~ 30 μ m, the thickness of the commonly used 12 μ m, 15 μ m, 19 μ m, 25 μ m, width specifications depending on the package volume and decide.2. Physical properties3. Cold resistanceThree layer were crowded shrink packaging film in - fifty ℃ environment keep soft, not occur embrittlement, suitable to be packing materials in cold environment of storage and transportation.4. Health performanceThree layer were crowded shrink packaging film using raw materials are environmental non-toxic type materials, processing and use of health non-toxic, accord with national FDA and USDA standards, can be used for food packaging.
