Double seal anti-static shielding bags Main products: aluminum foil bag, vacuum bag, shielding bags, board vacuum bags, cooking food vacuum bag, nylon vacuum bag, anti-static bags and other packaging materials, metal. Where better to buy a vacuum on the election Kunshan Chi Shing, buy comfortable, at ease with nylon vacuum bag:?! The material is generally NY (PA) / CPE or PET / NY (PA) / CPE. This product has anti-static function, the vacuum effect is good, high transparency, transparent (oxygen) gas is low, moisture resistance, high tensile strength and puncture resistance, strength, easy to seal, sealing, and not aging characteristics. Mainly used for hardware, electronic components, there is a need vacuum packaging requirements. Dimensions, specifications, temperature resistance and so can be customized on request. Also according to customer requirements, in the case of non-infringement of intellectual property rights of others, printed text, graphics, trademarks, etc., to help you enhance corporate image. Filling the vacuum packaging is after vacuum evacuation, and then filled with nitrogen, carbon dioxide and other gases. Nitrogen is an inert gas, from the filling, so that the vacuum bag to maintain a positive pressure to prevent outside air from entering the bag bag, food plays a protective role. Carbon dioxide inhibit mold, bacteria and other microorganisms an active role. Some, such as crispy or crunchy foods, food deformation take the oil, sharp edges or high hardness will pierce the vacuum bag and other food, after filling the vacuum packaging, vacuum bag inflatable bag outside pressure greater than atmospheric pressure, and can effectively prevent food crushing compression, distortion, and does not affect the appearance of bags and printing and decorating. With the promotion and development of small supermarkets vacuum packaging, and its scope will be more extensive, some will gradually replace the rigid packaging.