jmeipacking

Basic knowledge of aluminum foil bag packaging roll film

January 20, 2023

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The wide use of food packaging film is due to its role in protecting food, keeping food fresh, anti-bacterial, dust-proof, etc., and can prolong the shelf life of food, and it is convenient to package and easy to circulate.Food packaging film is used in a huge amount in daily life, which is a big market. Its environmental protection and health are also the most promising packaging directions. In the future packaging industry, more and more packaging methods such as packaging films will appear.Food packaging film can be roughly divided into5Category: photocatalytic inorganic antibacterial agent film, natural and polymer antibacterial agent film, compound antibacterial agent film, inorganic antibacterial agent film, organic antibacterial agent film. Each film has its own different material composition and use. For specific information, please refer to Baidu Encyclopedia.The main packaging materials used in food packaging films on the market today are: polyethylene(PEorLDPE), polyvinylidene chloride(PVDC)and PVC(PVC). Their standards and usage methods are different. The first two materials are non-toxic and harmless,pvcIt has a certain impact on human health and needs our attention.The national food packaging film standards are: GB/T4456-1996″Packaging polyethylene blown film”, GB12025-1989″High Density Polyethylene Blown Film”, QB/T2461-1999″Degradable polyethylene film for packaging”, GB9683-1988″Hygienic Standards for Composite Food Packaging Bags”, GB9687-1988″Hygienic Standards for Polyethylene Molded Products for Food Packaging”, GB9688-1988″Hygienic Standards for Polypropylene Molded Products for Food Packaging”, etc.There are also various ways to use the packaging film. The packaging film is colorless, transparent, and tasteless. It is used in supermarkets or shopping malls after it is produced in the workshop. It is used to package vegetables, fruits and other bulk commodities. The food packaged with packaging film is both beautiful and healthy, such as fruit packaging film , Vegetable packaging film, etc.

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