PVC bag is a kind of plastic bags, PVC film is processed from a plastic bag. PVC zipper bag
PVC bag use
PVC bags are widely used in clothing bags, PVC Bags metal bags, cosmetics bags, stationery bags, jewelry bags and other products packaging. Many high-end products manufacturers will use PVC bags to packaging, beauty products, improve product quality, but the price is more expensive than OPP bag / PE bag and so on.
Definition of packaging bags
Packaging bags are used for packaging a variety of supplies bags, widely used in daily life and industrial production.
Classification of bags
According to the material is often divided into plastic bags, cloth bags, PVC Bags paper bags and so on. According to the use can be divided into food packaging bags, industrial bags and special bags. According to environmental standards, can be divided into environmentally friendly bags and non-environmentally friendly bags.
The development of bags
The development of the bag has gone through four distinct stages: the original packaging bag stage, the large packaging bag stage, the small bagging stage, and now gradually enter the new stage of environmental protection (green) bags. With the development of commodity economy, the packaging itself is more and more significant commodity, it has become a kind of no longer attached to the production of special products, PVC Bags a commodity is inseparable from the widely used products.
PVC is polyvinyl chloride, English referred to as PVC (Polyvinyl chloride), vinyl chloride monomer (vinyl chloride monomer (referred to as VCM) in the peroxide, azo compounds and other initiator; or in the light and heat under the free radical polymerization Reaction mechanism polymerization of the polymer. Vinyl chloride homopolymer and vinyl chloride copolymer collectively referred to as vinyl chloride resin. PVC Bags The material is a non-crystalline material. PVC materials in the actual use of often added stabilizers, lubricants, auxiliary processing agents, colorants, impact agents and other additives. With non-flammability, high strength, weather resistance and excellent geometric stability. PVC has a strong resistance to oxidants, reducing agents and strong acids. However, PVC Bags it can be concentrated oxide acid such as concentrated sulfuric acid, concentrated nitric acid corrosion and does not apply with aromatic hydrocarbons, chlorinated hydrocarbons in contact with the occasion.
PVC materials according to environmental protection level divided into the following two:
Low toxicity (EN71): Contains trace amounts of heavy metals, the detection standard is EN71
Non-phthalate: heavy metal content is negligible, PVC Bags the detection standard is 6P or more, now up to 22P
If you need to wholesale bags, please contact us in time, Shenzhen Packaging Factory Yonghe Hing will be based on your request for your offer, proofing, etc., PVC Bags if you have plastic bags of environmentally friendly materials, please also put forward, We will be in accordance with your request to produce.