Printing Commonly Used Paper Types
Paper can be divided into white cardboard, gray board, coated paper, offset paper, corrugated paper, specialty paper, writing paper, kraft paper, and newsprint.
It's firm and thick, gram. The surface of this paper is smooth, calendered, and of high stiffness.
Characteristics: completely bleached chemical pulp manufacturing and fully sized single-layer or multi-layer combinations of paper, generally rationed at 150g /m2 or more. The characteristics of this kind of cardboard are high smoothness, good stiffness, a neat appearance, and good evenness.
Common grammage: white cardboard grammage 200, 250, 300, 350, 400 grams, and other more commonly used.
Advantages: thick enough, hard enough. The same grams of paper in the cardboard's hardness are considered very high. If you like thick cards, you will like this paper very much. The color is no less than coated paper but also very colorful. Writing on the reverse side is easily erased immediately. The price is centered, which is the best choice for postcard paper selection. Good value for the price and medium price.
Cons: very easy to scratch; from printing to writing, daily contact is very easy to scratch. The front side of the ugly, general-purpose, high-grade cardboard will be coated to prevent scratching. Special blacks and dark colors will have traces of a light touch. And it can not be undone. On sunny days, it is easy to get a roll; usually, the front wants to arch up.
Main uses business cards, certificates, invitations, boxes, tags, bags, covers, month's calendars, and postal postcards.
2 Gray board paper
It is produced from recycled waste paper. The product is divided into single gray, double gray, and full gray and packaged with environmentally friendly materials.
Main uses: Packaging boxes, advertising boards, folders, photo frames, back panels, bags, hardcover books, organizers, samples, lining boards, dividers, etc.
Copperplate paper, also known as coating paper, is called coated printing paper in Hong Kong and other regions. It is the original paper, coated with white paint and made of high-grade printing paper. Paper surface smoothness, high whiteness, paper fiber distribution, uniform thickness, small expansion and contraction, good elasticity, strong water resistance, tensile properties, ink absorption, and reception of the state are very good.
Common classifications of coated paper include single-sided coated paper, double-sided coated paper, non-glossy coated paper, and cloth-coated paper. According to quality, it is divided into A, B, and C.
Common grammage: coated paper grammage 70, 80, 105, 128, 157, 180, 200, 230, 250, 300, 400, 450 grams, and so on.
Advantages: The color is very bright, the paper is very absorbent, the color reproduction is high, more for photos, landscapes, and some colorful postcards). The paper can be coated, coated with more feel, and the original material of the paper is very smooth and also very textured!
Disadvantages: handwriting should not be dry because it is too smooth, so with a pen, a water pen (gel pen) written out of the thing is very easy to erase, and the postmarks and seals will also be immediately erased. The hardness is medium compared to the same grams of paper; it's not too hard. The price is low. In fact, it is the general street-issued leaflets, advertising leaflets (generally 85–100 g) of the thickened version (postcards are generally about 300g) South-wind days are easy to roll and not resistant to moisture.
The main purpose is the printing of high-level book covers and illustrations, color pictures, postcards, albums, a variety of fine merchandise advertising, samples, commodity packaging, trademarks, and so on. Generally, people want to see colorful patterns on a complex selection of coated paper.
4 Offset papers
Also known as Dowling paper, offset printing paper, double-glued paper, etc., it is made of bleached chemical coniferous wood pulp and the appropriate amount of bamboo pulp and coated with adhesive on both sides of the paper. Double-sided coated with adhesive or calendered, with little stretch, uniform absorption of ink, good smoothness, tight opaque texture, good whiteness, water resistance, and other characteristics, mainly for lithographic (offset) printing presses or other printing presses for printing higher-grade color prints when used.
Characteristics: It is a more advanced booklet printing paper that has higher requirements for printing ratio, expansion rate, and surface strength, and its acidity and alkalinity should be close to neutral or weakly alkaline.
Common grammage: Dowling paper grammar of 70, 80, 100, 120, and others are more commonly used.
Advantages: Dowling paper has small expansion and contraction, uniform ink absorption, good smoothness, a tight opaque texture, good whiteness, and strong water resistance.
Main uses: printing manuals, note cards, colored paper, single-color or multi-color book covers, texts, inserts, pictorials, maps, posters, colorful trademarks, and all kinds of packaging products.
Main uses: A-type corrugated board and B-type corrugated board are generally used as outer packaging boxes for transportation, and beer crates are generally made of B flute; E flutes are mostly used as single-piece packaging boxes with certain aesthetic requirements and appropriate weight of contents; F-type corrugated board and G-type corrugated board are collectively referred to as micro corrugated board, which is a kind of very thin corrugated board, and is used as disposable packaging containers for foodstuffs such as hamburgers, cream-filled pastries, and so on, or as packaging for microelectronic products such as digital cameras, and portable audio sets, and refrigerated commodities. and packaging for refrigerated goods.
6 Specialty paper:
Main uses: Used for business cards. Cover. Decoration. Crafts. Boutique and other printing.
Specialty papers include: cotton paper, rice paper, compartment paper, dustless paper, greaseproof paper, dustproof paper, rustproof paper, banknote paper, thin page paper, inkjet paper, wiping paper, thermal paper, tracing paper, filter paper, floating paper, oil-absorbent paper, tea bag paper, foil paper, copy paper, art paper, baffle paper, air-permeable paper, parchment paper, copy paper, burlap paper, release paper, carbonless copy paper, wallpaper, glass cardboard, coffee filter paper, peeling paper, physiological paper, Mena board paper, absorbent paper, and wallpaper Release paper, physiological paper, cigarette card, grapheme paper, wallpaper covering material, paper for MEPA, moisture-absorbent paper, flame-resistant paper, asbestos paper, asphalt paper, mildew-resistant paper, static electricity preventing paper, conductive paper, semiconducting paper, battery separator paper, electromagnetic masking paper, electrical insulating paper, heat-resistant paper, filter paper for automobiles, air-conditioning filter paper, deodorizing filter paper, medical and hygienic paper, medicine bag paper, aseptic paper, medical adhesive tape substrate, surgical gowns, Abrasive paper, cotton paper, paper for warm beds, coated paper, blackout paper, seedling paper, anti-insect paper, pressure-sensitive recording paper, thick paper for printed circuit boards, heat-sensitive recording paper, magnetic recording paper, magnetic cardboard, thermal transcription recording paper, paper for electronic base boards and other information paper, photo paper, mirror paper, printing paper, paper ropes, sulfuric acid paper, paper for painting and calligraphy, moisture-adjusting paper, ink-flow paper, make-up paper, and paper for the fixation of enzymes, Absorbent paper, spun paper, etc.
It's a large consumption of cultural paper for writing, divided into special No. 1, No. 2, No. 3, and No. 4 of five grades, the quantitative range being 45 grams per square meter to 80 grams / square meter. Quality requirements: white color, smooth on both sides, compact texture, writing without blotting.
Main uses: suitable for forms, exercise books, account books, record books, etc.
8 Kraft paper
It's a tough, water-resistant packaging paper that is brownish-yellow and widely used. In the quantitative range of 40 g/mm2 to 120 g/mm2, there are rolls of paper and flat paper, and there is a single-sided light, a double-sided light, and a light with the difference between the stripes. The main quality requirements are flexibility and strength, high resistance to breakage, and the ability to withstand greater tension and pressure without rupture.
Main uses: Wrapping paper, envelopes, paper bags, etc. printing press cylinder lining, etc.
Newsprint, also known as white paper, is the main paper for newspapers and books.
Characteristics: lightweight paper, good elasticity; good ink-absorbing properties, which ensure that the ink can be better fixed on the paper surface. After calendering, both sides are smooth, not hairy, so that both sides of the print are relatively clear and full; they have a certain degree of mechanical strength; their opaque performance is good; they are suitable for high-speed rotary printing.
Common grammage: National standards for newsprint ration are 51g/m2, 48 g/m2, and 46.5g/m2, but there are different rations because the lighter the grammage, the more cost savings.
Main uses: suitable for newspapers, periodicals, textbooks, comic books, and other papers.
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