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Basic knowledge of PVC bags
Jul 10, 2018


  Shenzhen Huale Plastic Product Co., Ltd is a powerful PVC cosmetic bag manufacturer, specializing in the production of various products, widely used in the packaging, cosmetics, stationery, electronics and other industries for packaging purposes. The main products are: PVC cosmetic toys, PVC zipper bags, PVC plastic bags, hand bags, shopping bags, mobile phone waterproof bags, stationery pencil bags, gift bags, book covers, CD cover, ID card holder, folders, non-woven Cloth bags, etc.


Now, PVC bag manufacturers--Shenzhen Huale Plastic Product Co., Ltd share the basic knowledge of PVC bags with everyone.

soft plastic bags

1. Introduction of PVC: PVC is the abbreviation of Polyvinyl Chloride, the English name of polyvinyl chloride. Its chemical formula is: - CH2-CHCl-CH2-CHCl-CH2-CHCl-. The biggest feature of PVC is its flame retardant, so it is widely used in fire protection applications. However, PVC releases hydrogen chloride, chlorine and other toxic gases during combustion.


2. Introduction of PVC bag: PVC packaging bag is made of PVC film. PVC film material is firstly passed through and sliced, and then processed into various bags by printing, high-frequency machine hot pressing and other processes. . The PVC packaging bag is a relatively high grade in the plastic packaging bag, and its price is slightly higher than that of the OPP packaging bag, the PE packaging bag, etc., and it is often used for packaging of higher-grade goods.


3, PVC bag use: In general, all the packaging involved in the goods, you can use PVC bags, simply that the packaging of all goods will involve the use of PVC bags, especially in electrical appliances, medicine, daily use PVC packaging bags are used in the packaging of light and small products such as department stores, food, beverages, toys, cosmetics, and light industrial hardware.


4, The advantages of PVC bag:


1) The heat shrinkage temperature is low, the service life is long, and it is not easy to be deformed;


2) Moisture proof, waterproof, anti-pollution, excellent insulation, flame retardant and good transparency;


3) Imitation electric radiation, chemical resistance, ablation, anti-rust, to meet the packaging needs of special commodities;


4) The packaging method is simple and easy to learn, and the operation is very simple, while at the same time not losing the appearance.