PVC shrink film label is a part of the label market. At present, it is in rapid growth and its market share is expanding. It is expected that the annual growth rate will be about 15% * * more than the annual growth rate of about 5% in the general label market　

PVC heat shrinkable film can be divided into soft PVC and hard PVC. Common shrink films in daily life include POF, PE and PVC; Its role is divided into non-toxic, environmental protection, high transparency, large shrinkage, good sealing performance...　

PVC shrinkable film is a kind of thermoplastic film which is stretched and oriented in the production process and shrinked by heat in the use process. The heat shrinkability of the film was applied as early as 1936. At first, it was mainly collected with rubber film　

Heat shrinkable film appeared earlier in Germany in World War II. PVDC was used to package weapons after biaxial stretching to prevent rust. Therefore, heat shrinkable films have been used in industrial packages since the beginning of industrial production　

Among the collection effects of Maotai, the preservation method of heat shrinkable film is favored by many collectors because of its wide range of application. Explain the specific operation method of heat shrinkable film for you.　

Now there are many agricultural films on the market, which may confuse us. PO Film: a new agricultural film produced by spraying and drying with high-grade olefin raw materials and other additives. It has super tensile strength and tear resistance