IP Institute of Printing
Production Calculator

Spine Width Calculator

Calculate the precise spine thickness for perfect bound and case bound books to ensure accurate cover artwork setup.

Total pages (not sheets). Must be an even number.

Thickness of a single sheet in millimeters (e.g. 130gsm Silk is approx 0.12mm).

Calculated Spine Width

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Add 1mm for hinge glue expansion on perfect bound books.