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Categories: Book printing >> Support Center
China Local Paperboard Calculation (Thickness and GSM)
Origin:Image Printing  Data: 2/16/2011  Keywords: book printing paper

If you have a hardcover book printing services required, the grey board for case is necessary. It is for laying caseside paper and perform as a case.

Below the calculation on thickness and gsm for reference based on China local paperboard popular size.

0.70mm = 440gsm, 787mm x 1092mm/sheet, 378gsm/sheet, 2645sheets/ton

0.70mm = 440gsm, 889mm x 1194mm/sheet, 467gsm/sheet, 2141sheets/ton

0.80mm = 500gsm, 787mm x 1092mm/sheet, 430gsm/sheet, 2327sheets/ton

0.80mm = 500gsm, 889mm x 1194mm/sheet, 531gsm/sheet, 1884sheets/ton

0.96mm = 600gsm, 787mm x 1092mm/sheet, 516gsm/sheet, 1939sheets/ton

0.96mm = 600gsm, 889mm x 1194mm/sheet, 637gsm/sheet, 1570sheets/ton

1.00mm = 630gsm, 787mm x 1092mm/sheet, 541gsm/sheet, 1847sheets/ton

1.00mm = 630gsm, 889mm x 1194mm/sheet, 669gsm/sheet, 1495sheets/ton

1.50mm = 940gsm, 787mm x 1092mm/sheet, 808gsm/sheet, 1238sheets/ton

1.50mm = 940gsm, 889mm x 1194mm/sheet, 998gsm/sheet, 1002sheets/ton

2.00mm = 1260gsm, 787mm x 1092mm/sheet, 1080gsm/sheet, 923sheets/ton

2.00mm = 1260gsm, 889mm x 1194mm/sheet, 1337gsm/sheet, 748sheets/ton

2.50mm = 1570gsm, 787mm x 1092mm/sheet, 1349gsm/sheet, 741sheets/ton

2.50mm = 1570gsm, 889mm x 1194mm/sheet, 1667gsm/sheet, 600sheets/ton

3.00mm = 1890gsm, 787mm x 1092mm/sheet, 1624gsm/sheet, 616sheets/ton

3.00mm = 1890gsm, 889mm x 1194mm/sheet, 2006gsm/sheet, 498sheets/ton

For a A4 size hardcover book, if the book is very thick, 3.00mm grey board as case is better, otherwise, 2.50mm is okay.

For a A5 size hardcover book, if the book is very thick, 2.50mm grey board as case is better, otherwise, 2.00mm is okay.

This is a book printing paper problem.

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As a professional book printing factory in China, Image Printing Packaging Ltd focus on book printing and packaging printing mainly for oversea and domestic customers. We are located in Shenzhen city, the book printing and packaging printing industrial center of China and even worldwide. Please be kindly note we offer a wide range of professional customed printing service with aggressive prices
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