Widely Used PA/PE personal computer protective air inflated bags

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Widely Used PA/PE personal computer protective air inflated bags

Q:The difference between a vacuum and a vacuum in a food package: So, the difference is very clear, is the vacuum packaging bag of the air as much as possible out, but the inflation is the air in the bag is replaced by nitrogen or carbon dioxide and other inert gases, the purpose is as far as possible to reduce food and air contact oxidation process, slow food, avoid food rapid deterioration.

Q:What kind of material is the express package on the market now? It's dark in the outer grey.: The materials used for express bags are generally HD-PE, which can be recycled and can be re packed into bags

Q:What's the raw material of the cement packing bag?: The raw material is polypropylene resin cement packaging bags, mainly for foreign production of polyethylene (PE), mainly for the domestic production of polypropylene (PP), then add some additives, after the heating wire drawing, then weaving, printing and so on, the higher the quality of the cement bag inner lining!

Q:Do vacuum packing bags have to be vacuum packed?: To be exact, vacuum packing bags must have vacuum packaging machines to complete vacuum packaging. If you want to use vacuum packaging bags for non vacuum packaging (i.e. ordinary packing), you can also use them.

Q:What kind of material is the packing bag of ceramic tile?: There are three paper kraft paper composite film, color film, color film lamination, lamination, lamination and color printing paper, woven bags and other materials, can do

Q:What material is the surface of the packing bag such as instant noodles, pickled mustard tuber, small bread and so on? Why should we add this layer?: Aluminum filmThe first consideration of food packaging is the barrier properties of packaging materialsBecause barrier property is good, the preservation time is long, the shelf life is long, the quality can guarantee betterAt present, all food packaging materials, aluminum foil barrier is the best (followed by some high polymer plastics, like EVOH, PVDC, etc.)Therefore, the most common, always in the middle of two layers of plastic film, a layer of aluminum foil, to improve barrier,But why not use aluminum foil packaging alone, but also two or more layers of plastic film?,

Q:Is the color of cement packing bags related to cement?: The color of cement packing bags is related to cement.Portland cement and ordinary portland cement red,Portland cement;

Q:How do I remove the self-adhesive label affixed to the plastic bag?: With the label supplies into the water immersion, after the label has been soaked, erase. This method is also applicable to metal and plastic tools, but it takes time.

Q:What are the characteristics of a good package?: This mainly refers to the packaging can perfectly protect and preserve the goods in the design of material selection, structure, can effectively cooperate with transportation storage loading and unloading circulation operation; enable consumers to use the goods, carrying and preservation is more convenient. In addition, whether the packaging material will cause pollution to the environment, and whether recycling is also very important. Packaging industry is a scientific and systematic project, and the packaging design must take into account the scientific aspects of each link, which also reflects the combination of art and science characteristics.

Q:Should the food packaging bags be labeled with QS markers?: Forty-seventh of the 79 orders of the State Administration of food: forty-seventh the implementation of food quality and safety market access system, must print on their packages or marks before (paste) QS logo. No QS mark shall not be sold out of the factory.

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