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: What is the material for edible fungus stick packing bag?: High pressure polypropylene bag, the bag has the characteristics of high temperature and high pressure, it can reach 120 degrees and not easily deformed. It is the first choice for factory cultivation.

Q: What are the advantages and disadvantages of OPP and CPP membranes? What kind of bags are they used for?: (aluminized film) a metallized film that blocks packaging and decoration. After vacuum aluminizing, it can be combined with BOPP, BOPA and other base materials, and used for high-grade packaging of tea, fried crisp foods, biscuits and so on.

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 is the difference between LDPE and PE-LD in a package?: LDPE is low density polyethylene, and PE-LD should be low density polyethylene. Because according to the PE classification, LDPE (low density polyethylene), MDPE (medium density polyethylene), HDPE (high density polyethylene), VLDPE (low density polyethylene), LLDPE (linear low density polyethylene (mPE), metallocene PE). See, "LD" means "low density".

Q: What material is the packing bag for pure milk, please?: General milk packaging is basically Tetra Pak packaging or Kang Mei package, aluminum foil about 5% of the quality of the entire package, about 79% of the paper, polyethylene layer of about 16%. Because the aluminum foil, polyethylene layer and paper layer are bonded by hot pressing or adhesion, it is difficult to separate the layers. Learn1986 (in station contact TA) these two documents may be useful to you.

Q: Antistatic packaging bag with chip: Black bag production with carbon black, which has a conductive performance, can be generated by friction when the chip electrostatic conductive bag release, however, strictly speaking, conductive black bag, only release the function of static, anti-static must be placed in the box or the box, in order to play the effect.

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: 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.

Q: Can aluminum packaging bags be recycled?: Tetra Pak, Combibloc and other milk packaging (the two kinds of packaging are mainly China milk packaging, or packaging recycling separation Fangzhuan) technology has matured, the waste recycling plant can be decomposed into boxes: good pulp, aluminum, plastic, the cost also is (about 5 years ago to calculate), the current difficulties are: Chinese people's awareness of garbage is not strong due to high cost recovery (plus the current labor costs rise), in recent years a recycling plant is estimated to be closed, the state support in the tax area is likely to continue to;

Q: What ink is the food packing bag printed on?: At present, in the food plastic packaging and printing, the most widely used is the benzene soluble chlorinated polypropylene ink series. This series of ink production and application technology have been very mature, is mainly used for the gravure printing in BOPP (BOPP) on printing and printing adaptability is very excellent, good processing performance, faster drying. However, there are still many deficiencies in this method of printing.

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