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Take you to understand the most complete classification of printing paper

2022-05-20

Types of paper commonly used in printing
Paper can be divided into: white cardboard, gray board, coated paper, offset paper, corrugated paper, special paper, writing paper, kraft paper, newsprint.
①White cardboard:
It is a kind of thick, thick and heavy paper. The surface of this paper is smooth and calendered with high stiffness.
my country's white cardboard is divided into three grades: A, B, and C. The whiteness of class A is not less than 92%, class B is not less than 87%, and class C is not less than 82%
The main purpose:
Business cards, certificates, invitations, packaging boxes, tags, handbags, covers, monthly desk calendars and postal postcards, etc.
②Gray board paper:
Produced from a recycled waste paper. The products are divided into single ash, double ash and full ash, which are environmentally friendly packaging materials.
The main purpose:
Packaging boxes, advertising boards, folders, photo frame backboards, luggage, hardcover books, storage boxes, samples, liners, partitions, etc.
③Coated paper:
Coated paper, also known as coated paper, is called coated printing paper, and is called powder paper in Hong Kong and other regions. It is a premium printing paper made of base paper coated with white paint. The surface of the paper is smooth, the whiteness is high, the paper fibers are evenly distributed, the thickness is consistent, the stretchability is small, the paper has good elasticity, strong water resistance and tensile properties, and the absorptivity and receiving state of the ink are very good.
The main purpose:
Print covers and illustrations of advanced books, color pictures, postcards, picture albums, all kinds of exquisite product advertisements, samples, product packaging, trademarks, etc. Generally, if you want rich colors and complex patterns, coated paper is used.
③Offset paper:
Also known as Daolin paper, offset printing paper, double-adhesive paper, etc., it is made of bleached chemical softwood pulp and an appropriate amount of bamboo pulp, and is coated on both sides of the paper with glue. Double-sided coating or calendering, with small flexibility, uniform ink absorption, good smoothness, tight and opaque texture, good whiteness, strong water resistance, etc. It is mainly used for lithographic (offset) printing machines or Used when other printing presses print more advanced color prints.
The main purpose:
Printing instructions, sticky notes, colored paper, monochromatic or multi-color book covers, text, inserts, pictorials, maps, posters, color trademarks and various packaging products.
⑤Corrugated paper:
It is a board-shaped object made of liner paper and corrugated corrugated paper formed by corrugated stick processing. It is generally divided into two types: single corrugated cardboard and double corrugated cardboard. E, F five types.
The main purpose:
A-type corrugated and B-type corrugated are generally used as outer packaging boxes for transportation, and beer boxes are generally made of B-corrugated. E-type corrugated is mostly used as a single-piece packaging box with certain aesthetic requirements and suitable weight of contents. F-type corrugated and G-type corrugated are collectively referred to as micro-corrugated, which is a very thin corrugated, used for hamburgers, cream-filled pastries and other foods disposable packaging containers, or used as packaging for microelectronic products such as digital cameras, portable audio systems, and refrigerated goods.
⑥Special paper:
Paper with special purpose and relatively small output. There are many kinds of special paper, which is the collective name of various special-purpose paper or art paper, and now sellers collectively refer to embossed paper and other art paper as special paper, mainly to simplify the confusion of nouns caused by the wide variety.
The main purpose:
For business cards, covers, decorations, handicrafts, boutiques and other printing.
⑦Writing paper:
It is a kind of cultural paper with large consumption for writing, with five grades of special size, No. 1, No. 2, No. 3 and No. 4, and the basis weight is 45g/m2 to 80g/m2. Quality requirements: white color, smooth on both sides, tight texture, no water bleeding when writing.
The main purpose:
Suitable for forms, exercise books, account books, record books, etc.
⑧ Kraft paper:
It is a tough and water-resistant packaging paper, brownish-yellow, and has a wide range of uses. The basis weight range is 40 g/m2 to 120 g/m2, in roll and flat paper, as well as single-sided gloss, double-sided gloss and striped. The main quality requirements are flexibility and firmness, high burst resistance, and can withstand greater tension and pressure without breaking.
The main purpose:
Wrapping paper, envelopes, paper bags, etc. and printing press cylinder liners, etc.
⑨Newsprint:
Newsprint, also known as white newspaper, is the main paper used for newspapers and books.
The main purpose:

Applicable to newspapers, periodicals, textbooks, comic strips and other text paper.