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What are the common packaging materials, their advantages, disadvantages and scope of application

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packaging materials include: paper, plastic, glass, metal, wood, bamboo and other packaging materials; Some traditional foods can also be packaged with natural things such as lotus leaves
in the 20th century, with the rapid development of science and technology, new materials and technologies continue to appear. Packaging materials such as polyethylene, paper, glass, aluminum foil, various plastics and composites are widely used

traditional packaging materials include: paper, plastic, glass, metal, wood, bamboo and other packaging materials; Some traditional foods can also be packaged with natural things such as lotus leaves

please refer to “packaging” in Baidu Encyclopedia for details
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[part content] in the 20th century, with the rapid development of science and technology, new materials and technologies continue to appear, and packaging materials such as polyethylene, paper, glass, aluminum foil, various plastics and composites are widely used

commonly used packaging materials include paper, plastic, glass and metal. Advantages of paper: low price, environmental protection and sanitation, disadvantages: large dosage and can not be recycled. It is widely used, such as gift boxes, portable paper bags, packaging and tags of some export products
first, packaging materials refer to the materials used to manufacture packaging containers, packaging decoration, packaging printing, packaging and transportation to meet the product packaging requirements. Packaging includes metal, plastic, glass, paper, bamboo, wood, iron, ceramics, acrylic, leather, cloth, etc. today we mainly look at the materials commonly used in printing and packaging. Paper is the main packaging material of our products. It has good printing effect and can show the patterns, square characters and processes we want incisively and vividly on the surface of the paper. There are many kinds of paper. The following are commonly used for printing and packaging
coated paper: it can be divided into single-sided and double-sided. Coated paper is mainly refined from high-grade raw materials such as wood and cotton fibers, with 70g-400g per square meter and more than 250g. It is also known as coated white card. The paper surface is coated with a layer of white pigment, with white surface and high smoothness. The ink can show a bright bottom after printing. It is suitable for multi-color overprint printing. It has bright colors and rich level changes after printing, Clear graphics, commonly used in gift boxes, portable paper bags and some export products packaging and hangtags, low gram coated paper is suitable for mounting on the surface of packaging boxes, self-adhesive, etc
2. White board paper: there are two kinds of paper with gray background and white background. The paper with gray background is often called powder gray or single-sided white, and the paper with white background is often called single powder card or white card paper. The texture of the paper is solid and thick, the paper surface is smooth and white, with good strength, surface strength, folding resistance and printing suitability. It is suitable for folding boxes, hardware packaging, sanitary ware boxes, portable paper bags, etc. it is used for low price, Because these are widely used
Third, kraft paper: kraft paper is commonly used in white and yellow, that is, white kraft paper and yellow kraft paper. The gray color of kraft paper gives it rich and colorful connotation and a simple and honest feeling. Therefore, as long as a set of colors is printed, it can show its internal charm. Due to its advantages such as low price and economic benefits, Designers like to use kraft paper to design dessert packaging. The kraft paper packaging department will bring a sense of intimacy.

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