Briefly introduce the difference between these three types of common heat shrinkable films from the characteristics of packaging materials and application fields
(1) PVC heat shrinkable film. PVC heat shrinkable film is a traditional one-way heat shrinkable film packaging, with high free adjustment, high shrinkage rate, and high transparency. It is widely used in wine, food packaging, audio-visual products, books and stationery packaging, glass ceramic packaging, daily chemicals Supplies packaging, health care products, medicine packaging, etc.
(2) PE heat shrinkable film. PE heat shrinkable film has good flexibility, impact resistance, tear resistance, strong moisture resistance, not easy to break, high transparency, non-toxic and environmentally friendly, and is widely used in cluster packaging of alcoholic beverages.
(3) POF heat shrinkable film. POF heat shrinkable film itself has excellent mechanical properties, non-toxic, non-polluting, environmentally friendly, high transparency, high strength, high shrinkage and other characteristics. It is widely used in food, cosmetics, gifts, toys, medicines, plastic hardware, electronics, wood products, Packaging for daily necessities, etc.