Industry News

Courier Bags Introduction (二)

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Author : lefengpacking
Update time : 2020-11-04 14:50:22

Courier document cover material: generally gray-bottomed white paper, white cardboard, cow cardboard, mostly. The express industry generally uses paper with a weight of 200 g/m2 to 450 g/m2. Compared with express plastic bags, express document seals have the advantages of being flat and not easily broken.


3. Express bubble bag material: a transparent flexible packaging bag filled with air in the middle layer of an air cushion film. It is mainly used for the packaging of small, fragile, fragile, and less precise goods in the express industry. The express bubble bag is equipped with a shock-absorbing bubble film. There are countless small bubbles in the bubble film, so it is light and elastic. It has good shock absorption, impact resistance, non-toxic, odorless, moisture-proof, and corrosion-resistant advantages.


4. Express bone bag material: bone bag (also known as compact bag, free bag, sealed bag, zipper bag, ziplock bag, English: Ziplock bags, Reclosable Bag, Zipper Closure Bag, Resealable Bag), with polyethylene ( LDPE) and high-voltage linear polyethylene (LLDPE) are blown film forming, heat-cut machine-made bags, made into a plastic bag that can be sealed repeatedly. Bone bags can be used for inner and outer packaging of various small items. The ziplock bag made of food-grade raw materials can store various small foods, tea, seafood, etc., moisture-proof, waterproof, insect-proof, and prevent things from being scattered.


5. Express woven bag: also known as snake skin bag. It is a kind of plastic used for packaging. Its raw materials are generally various chemical plastic raw materials such as polyethylene and polypropylene. The color of the woven bag is generally white or off-white, non-toxic and tasteless, and generally less harmful to the human body. Although it is made of various chemical plastics, its environmental protection is strong, and the recycling effort is large; it is mainly used for various The packaging and packaging of articles are widely used in industry.


Courier bags are classified according to raw materials: there are new materials express bags, semi-new materials express bags, and recycled materials express bags.


Courier bags are classified according to whether they are printed: printed courier bags, non-printed courier bags.


The courier bags are classified according to whether the bottom organ is folded: with folding bottom organ, and without folding bottom organ.


Courier bags are based on whether additional bags are added: with or without additional bags.

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