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Four types of paper commonly used in food packaging paper bags

Food packaging bags are widely used, ranging from greaseproof paper bags and snack bags at food stalls to as large as food packaging, paper pads, and takeaway bags from McDonald's and KFC. And from the traditional style with single color in the past to the present style with various styles and exquisite printing. So, what kind of paper are customized for the food paper packaging used in the food market?

When customizing food packaging bags, there are many types of paper that can be used, and there are four frequently used: kraft paper, coated paper, white cardboard, and offset paper. Different types of paper have different toughness, smoothness and aesthetics. When customizing paper bags, food packaging bag manufacturers will compare and choose according to the purpose of the paper bag and the characteristics of different papers to meet customer needs. Next, Lianxing Paper will give you a brief introduction to the characteristics of the four commonly used papers for making bags.

1.Kraft paper: It is made of softwood sulphate natural color pulp, which is strong, usually yellowish brown, in addition to light brown, cream or white. The thickness is between 80 grams and 120 grams. Kraft paper has high tensile strength, including single gloss, double gloss, stripes, and no grains. Mainly used to make environmentally friendly paper bags for supermarkets, paper bags for food delivery, paper bags for dried fruits such as chestnuts, envelope bags, archive bags, medical records bags, etc.

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2. White cardboard: single-layer or multi-layer combination made of bleached chemical pulping and fully sized. White cardboard has a smooth surface and firm texture. At present, imported white cardboard has a larger market share in the domestic market. White cardboard is mainly used to make high-end and exquisite handbags, packaging bags, gift boxes, business cards, etc.

3. Coated paper: The main raw materials are coated base paper and paint. Paints, adhesives and auxiliary materials are made into coatings, which are coated on the surface of cardboard by special equipment, dried and calendered. The surface is smooth and has good printing performance. The thickness is 70-250 grams. It is mostly used in cigarette cases. Labels, cartons, etc.

4. Offset paper: The surface of the paper is white and smooth, but the whiteness, tightness and smoothness are lower than coated paper. It is suitable for printing monochromatic or multi-color book covers, texts, inserts, pictorials, maps, posters, and color trademarks. And various packaging products, in recent years, it has also been used to make dry fruit packaging bags such as chestnuts that are not demanding.

The above are the four types of paper commonly used in food packaging paper bags on the market.

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