Kunshan food foil bags Material: PET / NY / AL / PE (general packaging) PET / NY / AL / CPP (retort) Thickness: 70 to 180 micron bag shape: three letters, standing zipper bags, bags of yin and yang characteristics: PET - Printing effect, NY-- low oxygen permeability, AL-- strong barrier, opacity, PE-- ordinary inner packaging, CPP-- inner temperature cooking characteristics: (1) strong air barrier performance, oxidation, waterproof, moisture-proof. Strong (2) mechanical properties, high resistance to blast performance, strong anti-puncture tear resistance. (3) high temperature (121 ℃), low temperature (-50 ℃), oil, Paul Hong good performance. (4) Non-toxic and tasteless, in line with the food, pharmaceutical packaging hygiene standards. Good (5) heat-sealing properties, softness, good barrier properties. Food issue has been broad interest in the problem of removing the food itself, the packaging has become another important issue. As food bags material is not the same, so he has the particularity itself is different. As personal food composition, its quality, the printing ink is also very important. Some exquisite designs printed bags, with a lot of ink, benzene substances containing it more if it exceeded the residual amount of words, for human consumption after it, it may cause chronic poisoning. Many companies blindly pursue excessive beautifully packaged, often ignored issue of food security.