What material is the ziplock bag made of?

June 04,2021

There are many kinds of ziplock bags, and there are many different materials. Compared to smooth ziplock bags, frosted ziplock bags seem to be more popular because they look better in quality.


custom frosted ziplock bag


Ziplock bag


Ziplock bags, also known as compact bags. A ziplock bag made of polyethylene (LDPE) is an environmentally friendly product, tough and durable, reusable, can be printed on the surface of advertising, mark, can be used as a refrigerator fresh-keeping bag, and has a long service life. It is mainly used for product packaging, storage of food, accessories, medicines, cosmetics, frozen food, postal products, etc., moisture-proof, waterproof, insect-proof, prevent things from being scattered, and summarize it, giving buyers a neat and standardized image, and can be reused, The ziplock bag will be sealed tightly with a light press, non-toxic, tasteless, flexible, and easy to seal.




Ziplock bags refer to packing bags that may be immediately closed by pressing and closing, as well as there prevail zipper ziplock bags, wasted bone (concave-convex bone tissue) ziplock bags, etc. 

Zipper ziplock bags (also referred to as sleek bags, there are bone tissue bags, closed bags, zipper bags, keel bags along with polyethylene (LDPE) as well as high-voltage cords LLDPE is actually a plastic bag that may be re-sealed by means of blown movie creating and excitedly cutting machine-made bags. Usual materials feature PE, EVA, PO, multi-layer complex zipper bags, and so on.





Ziplock bags could be used for inner as well as outer packaging of various small products (precious jewelry, components, toys). The ziplock bag made along with food-grade basic materials can easily keep various small meals, herbal tea, sea food, etc., moisture-proof, odor-proof, waterproof, insect-proof, and also protect against points coming from being spread; the ziplock bag can also be actually utilized for packing apparel and also various other daily essential needs, as well as has a large variety of utilization. Ziplock bags can be generated by including anti-static masterbatch during blown movie manufacturing to generate anti-static ziplock bags, which are actually typically utilized in the electronics market.


Materials for making ziplock bags



The material body can be soft or hard, and the material can be ordered according to the owner's needs, and the transparency can also be as required. Ziplock bags are available in super transparent materials, ordinary materials and frosted materials(custom frosted ziplock bag, they are popular now). The pulling force is good, it is not easy to tear, and it is not easy to burst, because the two layers of materials are machined together.



The material body is relatively soft, but the transparency is not enough, other materials are high, contrast is not good, the tensile force is good, not easy to burst;



The material body is harder, but the transparency contrast is high, clearer, the tension is not very good, and it is easy to burst;



The material body is the most brittle, with the highest transparency, insufficient tension, but the most explosive, and the printing is the easiest to decolor;



The material is brittle, the transparency is not high enough, and it is more opaque than PE material, it is a bit transparent, and the pulling force is not very good.


Please consider your products before you choose the ziplock bag. We are glad to receive your info about the ziplock.