Spine Width Calculator
Calculate the spine width of a catalog, book or magazine from page count and paper weight — so you can set the spine exactly when preparing artwork for print.
Total pages excluding cover.
Estimated spine width
4.1 mm
≈ 0.41 cm
Formula: spine ≈ (pages/2 × paper caliper) + 2 × cover caliper. Caliper = gsm × bulk ÷ 1000. This is indicative; confirm with a dummy from your actual stock. contact us.