Updated on September 23, 2024
In book printing china, endpaper generally use for custom books and picture albums. Different type of books,the endpaper is different.Select the right endpaper will Enhance the temperament of the book.
What’s endpaper?
Endpaper is the layer of paper between the cover and the text. Refers to the front and back (or top and bottom) of the custom hardcover book block, each with a folded 2-page white or colored paper. Endpaper has two functions, one is to protect the book block from being dirty and damaged; the other is to firmly connect with the book cover.
Such as endpaper design of the hardcover book is very particular. Endpaper design arrangements: the use of abstract texture effects, illustrations, patterns.,also useful for photo performance. Its style and content are consistent with the book cover as a whole. But the color has to change relative to the cover. Generally need to be more elegant. The graphic contrast is relatively weak. Some can be decorated with square continuous patterns, produce visual effect. Visually produce a transition from the cover to the heart.
3 Common types of endpaper
Papers commonly used as endpaper include offset paper, coated paper, card paper.
Offset Paper
Offset paper is mostly white as end paper. Different grades of books use different quantification of endpaper. For normal hardcover book printing, the ration is 140-160gsm, and for higher-grade books and picture book printing, the ration is 160-180gsm. To avoid wrinkling when pasting, the thread direction of the endpaper should be parallel to the spine of the book.
Coated paper
Coated paper is used as a endpaper for higher-grade books, and the ration is generally between 157gsm to 200gsm. Decorative patterns related to the content of the book can also be printed to increase the decorative effect of books.
Card paper
Card paper is used as a endpaper for picture album and hardcover book printing, with unique charm. Card paper has a uniform fiber structure, consistent thickness, and both sides of the paper are delicate and soft and have the same color.
Card paper is flat paper, the paper size is 930mm×645mm, 787mm×1092mm. There are two kinds of quantitative 140gsm and 160gsm. According to the regulations of the industry standard QB323-80, the main technical indicators of the rice cardboard are: the tightness is not more than 0.85g/cubic meter; the breaking length (average length and width) is not less than 2200m; the folding endurance (reciprocating times) is not less than 10 horizontally. The sizing degree is not less than 1.5mm; the ash content is 5.0% to 8.0%; the lateral stretchability is not more than 2.5%.
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