The materials used are: PET / Al / CPE or PET / NY / Al / CPE, etc. Pet is a material with good printing effect, while NY has low oxygen permeability. Al can effectively block and prevent light transmission. CPE is generally used as the inner layer of packaging. The glue shall be water-soluble glue (which can effectively prevent residual solvent after compounding, environmental protection and non-toxic). The vacuum bag can have good anti-static, oxygen isolation, shielding, moisture-proof, shading and other excellent heat sealing functions according to the demand. According to the special requirements of users in various industries, the vacuum bag can not only add anti-static function, print product description, company trademark and anti-static logo without changing the product performance. Vacuum bags are widely used in meat food, leisure food, hardware, equipment, electronic products and chemical products.
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