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Food packaging bags need to detect?

by:SWIFT     2021-01-25
Do the merchants of food business will be a large number of purchase food packaging bags, use the right candidate for the plastic bag can better protect food safety, but also can make the packaging beautiful, attract consumers. But now there are many different kinds of plastic food packaging bags, food bags, plastic packaging material used to make food is also very much. So, in order to ensure the safety of the food, to strictly, which requires the acceptance below plastic bag manufacturer, and everyone say food packaging in the inspection from time to tome what requirements? Food packaging bags need to detect? Food sack at the time of acceptance of the single film to reach: appearance may not have to use the hindrance of bubbles, perforation, water lines, critical reinforcement, plasticizing, fisheye frozen block to prevent disease. Specifications, width, length and thickness deviation are due within a prescribed scope. Physical and mechanical properties including tensile strength, elongation at break, is it reflect product in use process along with the ability to stretch, if this is unqualified, in use process food sack prone to rupture, damage phenomenon. Food packaging bags need to detect? Composite membrane plastic bags of food at the time of acceptance to achieve: appearance should level off, without cut, burn, bubbles, and oil, and wrinkle, heat sealing level off, without a virtual closure. Film can not have crack, pore and composite layer separation. Without impurities, foreign bodies, and oil and pollution. Moreover bag soaking liquid, can not have odor, odour, turbidity and decoloring phenomenon. Plastic bags used for packing food requirement is very strict, must be nontoxic and harmless, and conform to the relevant compulsory standards, but the packing must be a clear identity: trademarks, licensing, producing area, the site of factory, an enterprise name, date of production, the main components of the product, etc.
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