Express bag

Express bag refers to the bag used by express industry to transport documents, documents, materials, goods, etc. At present, plastic express bags made of polyethylene are widely used, which are characterized by low cost, convenient use and good waterproof performance.
The size and pattern can be customized according to customer needs.
The express bags are classified into express plastic bags, express document seals, express bubble bags, express bone bags, express woven bags, etc.
1. Material of express plastic bag: the main component is PE, which has the advantages of low cost and light weight.
2. Materials of express document seals: generally white board with gray background, white cardboard, kraft linerboard, mostly. The express document seal has the advantages of being flat and not easy to break compared with the express plastic bag.
3. Material of express bubble bag: It is composed of bubble film and other films or papers, with good shock absorption, impact resistance, non-toxic, tasteless, moisture-proof, corrosion resistance and other advantages. It is mainly used for packaging small, fragile, easily damaged and less precise goods in the express industry.
4. Material of bone bag for express delivery: bone bag (also known as compact bag, free bag, sealed bag, chain clamp bag, self sealing bag, English: Ziplock bags, Reclosable Bag, Zipper ClosureBag, Resealable Bag), a kind of plastic bag that can be repeatedly sealed. Bone bag can be used for inner and outer packaging of various small items.
5. Express woven bag: also known as snake skin bag, it is mainly used for the packaging and packaging of various articles and is widely used in industry.