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What Is Better For Coated Paper And White Card?
Aug 10, 2017

According to different purposes, each have their own characteristics.

Coated paper, also known as coated printing paper, in Hong Kong and other regions called powder paper. It is a high-grade printing paper made of white paper coated with base paper. Mainly used for printing high school cover and illustrations, color pictures, all kinds of fine merchandise advertising, samples, merchandise packaging, trademarks and so on.

Coated paper for the flat paper, size 787 × 1092mm, 880 × 1230mm, quantitative 70 ~ 250g / square meter. Coated paper with single-sided coated paper, double-sided coated paper, matte coated paper, cloth pattern coated paper points. According to the quality is divided into A, B, C three. The main raw material for coated paper is copperplate paper and paint. Copper plate on the requirements of the thickness of uniform, scalability, high strength, good water resistance. Paper is not allowed to have spots, wrinkles, holes and other paper disease, used to coat the coating is made of high quality white pigments, adhesives (such as polyvinyl alcohol, casein, etc.) and auxiliary additives and other components. The coating having a high fluidity and high solids content was spread on the base paper by a coating machine and then dried, rolled into a roll on a reel, and sent to a super-calender to perform a pressure Finishing, finishing, picking paper, packing.

Coated paper is characterized by very smooth and smooth paper, smooth, high gloss. Because the paint used by the brightness of more than 90%, and the particles are very fine, and after the super calendar calendering, so the smoothness of coated paper is generally 600 ~ 1000s. At the same time, the paint is very evenly distributed on paper and show pleasing white. The requirements of the coated paper have a higher coating strength, the coating is thin and uniform, no bubbles, the amount of adhesive in the paint appropriate to prevent the printing process of paper powder off hair, in addition, coated paper p-xylene absorption To be appropriate, can fit 60 lines / cm above the fine mesh printing.

White card paper, printing paper. White cardboard is a thick, thick, thick paper. In the early years of the Shanghai shopping malls on the quantitative 200g / m2 or so white thick paper (smooth surface, after calendering, high stiffness, also known as thin cardboard (paper), paperboard, cardboard and cardboard; ), Call heavy paper. In fact, it is also a cardboard. The most common cardboard does not color, learn to call white cardboard. If the color, according to color called color cardboard.

The main purpose of white cardboard is the printing of business cards, certificates, invitations, cover, month desk calendar and postal postcards.

White card paper name "white", so the whiteness requirements are high, A and so the whiteness of not less than 92%, B and so not less than 87%, C and so not less than 82%.

White cardboard also requires a high degree of stiffness, bursting and smoothness (but imprinted with a large white cardboard), the paper is flat, not allowed to have streaks, spots and other paper disease, but also not allowed to warp Deformation of the phenomenon.


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