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What are the paper materials for packaging? Thank you

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paper packaging has the advantages of easy processing, low cost, suitable for printing, light weight, foldable, non-toxic, tasteless and pollution-free, but it has poor water resistance and poor strength when wet. Paper packaging materials can be divided into packaging paper and paperboard
the Chinese name of paper packaging is excellent
it is easy to process, low cost and suitable for printing. It is lack of water resistance. When it is wet, the strength difference
packaging paper and paperboard are generally referred to as paper packaging. The performance requirements of paper packaging mainly include the following aspects: high strength, low cost, good air permeability, wear-resistant packaging are mostly used as shopping bags and document bags, For example, kraft paper. The packaging paper with smooth paper surface and high strength is mostly used as labels, clothing tags and bottle stickers, such as bleached paper. Supported by natural raw materials, non-toxic, high transparency, smooth surface, tensile, moisture-resistant and oil-proof packaging paper is mostly used for food packaging, such as cellophane.

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