Spine Width Calculator

Calculate the spine width of a book from the number of pages and paper thickness. Essential for designing book covers.

Spine Width
0.000 in
Pages (sheets/leaves)
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Paper Block Width
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Cover Addition
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Total Cover Width
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Cover Dimension Guide

How Spine Width is Calculated

Leaves (sheets) = Page Count / 2

Paper Block Width = Leaves x Thickness per Leaf

Total Spine = Paper Block + Cover Board (if hardcover)

Full Cover Width = Front + Spine + Back + Bleeds

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