What kind of food packaging bags
are qualified? Today in the food industry, food packaging bags are an indispensable part. The quality of food packaging bags directly affects the quality of products, so what kind of food packaging bags are qualified? Let's briefly explain. 1. The appearance should not have defects such as bubbles, water marks, perforations, etc., and the width, length, and thickness deviations of the specifications should be within the specified deviation range. 2. The physical and mechanical properties include tensile strength and elongation at break, which reflect the ability of the product to withstand stretching during use. If this item is unqualified, the food packaging bag (film) is prone to rupture during use. damage. 3. Hygienic performance includes evaporation residue (acetic acid, ethanol, n-hexane), consumption of potassium permanganate, heavy metal, and decolorization test. Evaporation residues reflect the possibility of residues and heavy metals being precipitated when food packaging bags encounter vinegar, wine, oil and other liquids during use. Residues and heavy metals will have adverse effects on human health. In addition, residues will directly affect the color and aroma of food. , taste and other food quality. 4. Degradation performance According to the different types of product degradation, it can be divided into photodegradable type, biodegradable type and environmental degradation type. The degradation performance reflects the ability of the product to be accepted by the environment after being used and discarded. If the degradation performance is good, the bag (film) will break, differentiate and degrade by itself under the combined action of light and microorganisms, and eventually become debris, which is a natural environment. Acceptable; if the degradability is not good, it will not be accepted by the environment, thus forming“White pollution”. The main inspection items of food packaging film are: the appearance should be smooth, no scratches, burns, bubbles and wrinkles, hot air smooth, no virtual seal. The film shall not have cracks, pores and composite layer separation. No impurities, foreign objects and oil stains and other pollution. The soaking liquid in the bag shall not have peculiar smell, odor, turbidity and discoloration. Paper Plastic Packaging Co., Ltd., established in 2009, is a professional custom food packaging bag, plastic packaging bag, grain packaging bag, rice packaging bag, flour packaging bag, dried fruit packaging bag, dry food packaging bag, jujube packaging bag, snack packaging Bags, cooked food packaging bags, pet food bag
s, fertilizer packaging bags, coffee packaging bags, tea packaging bags, seasoning packaging bags, bread/hamburger packaging bags, juice/laundry liquid packaging bags and other compound bags.
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has obtained many affirmation in the market. Undoubtedlly, our customers are totally satisfied with our products.
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Diversifying is an excellent growth strategy, as it allows Supouches Packaging to have multiple streams of income that can often fill seasonal voids and, of course, increase sales and profit margins.