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Do you really know anything about ziplock bags?N

Do you really know anything about ziplock bags?N

2020-03-25 16:49:01

There are two kinds of production of clip-chain self-sealing bags. One is direct film blowing molding. The above self-sealing mouth is generally 1.8cm, and the thickness is relatively thick near the self-sealing mouth.The other is the method of rear clamping chain, the latter method is mainly used in the production of composite bags.
 
The production of self-sealing bags is mainly using single film crosscutting, heat sealing on both sides, the positive and negative length of the bag is different, one side is longer than the other side 3-5cm can fold back part, fold back part with adhesive, destructive adhesive and other colloids, when used to tear off the colloidal plastic cover fold back can seal the bag.
Self - sealing bag can be used for all kinds of small items (jewelry, hardware, toys) inside and outside packaging.The self-sealing bag produced with food grade raw materials can store all kinds of small food, tea, seafood, etc., moistureproof, anti-odor, waterproof, insect-proof, prevent things from falling;Self - sealing bag can also be used for clothing and other daily necessities packaging, a wide range of USES.Anti - static self - sealing bag can be produced by adding anti - static masterbatch when blowing film production.
 
Ziplock bag and ordinary bags there is obvious difference compared to ordinary bags can only be used for holding during use, because there is no seal on the packing bag of ordinary, and this is and the biggest difference between with the sealing bag, the packing bag of ordinary applications are quite common, has the function of this kind of bag has a certain limit, when dressed food, for example, if you can have sealed mouth, can avoid the external environment, such as food and air contact, avoid the pollution of food.
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