How do I determine the spine width for Books?

The spine width is calculated from the page number of the inner section and the paper weight. Find the suitable spine width in the table below and create the book spine accordingly in your artwork files.


Example: A book with an inner section of 48 pages and 90 gsm book paper for the cover must have a spine width of 6 mm.


Number of pages
90 gsm book paper
135 gsm art print paper matt
135 gsm art print paper glossy
115 gsm art print paper matt
115 gsm art print paper glossy
48
6 mm
6 mm
6mm
6 mm
6 mm
52
6 mm
6 mm
6 mm
6 mm
6 mm
56
8 mm
8 mm
6 mm
6 mm
6 mm
60
8 mm
8 mm
8 mm
6 mm
6 mm
64
8 mm
8 mm
8 mm
8 mm
6 mm
68
8 mm
8 mm
8 mm
8 mm
6 mm
72
8 mm
8 mm
8 mm
8 mm
8 mm
76
8 mm
8 mm
8 mm
8 mm
8 mm
80
8 mm
8 mm
8 mm
8 mm
8 mm
84
8 mm
8 mm
8 mm
8 mm
8 mm
88
8 mm
10 mm
8 mm
8 mm
8 mm
92
10 mm
10 mm
8 mm
8 mm
8 mm
96
10 mm
10 mm
8 mm
8 mm
8 mm
100
10 mm
10 mm
10 mm
8 mm
8 mm
104
10 mm
10 mm
10 mm
10 mm
8 mm
108
10 mm
10 mm
10 mm
10 mm
8 mm
112
10 mm
10 mm
10 mm
10 mm
8 mm
116
10 mm
10 mm
10 mm
10 mm
10 mm
120
10 mm
12 mm
10 mm
10 mm
10 mm
124
12 mm
12 mm
10 mm
10 mm
10 mm
128
12 mm
12 mm
10 mm
10 mm
10 mm
132
12 mm
12 mm
10 mm
10 mm
10 mm
136
12 mm
12 mm
12 mm
10 mm
10 mm
140
12 mm
12 mm
12 mm
12 mm
10 mm
144
12 mm
12 mm
12 mm
12 mm
10 mm
148
12 mm
12 mm
12 mm
12 mm
10 mm
152
12 mm
14 mm
12 mm
12 mm
10 mm
156
12 mm
14 mm
12 mm
12 mm
10 mm
160
14 mm
14 mm
12 mm
12 mm
12 mm
164
14 mm
14 mm
12 mm
12 mm
12 mm
168
14 mm
14 mm
12 mm
12 mm
12 mm
172
14 mm
14 mm
14 mm
12 mm
12 mm
176
14 mm
14 mm
14 mm 
12 mm
12 mm
180
14 mm
14 mm
14 mm
14 mm
12 mm
184
14 mm
14 mm
14 mm
14 mm
12 mm
188
14 mm
16 mm
14 mm
14 mm 
12 mm
192
16 mm
16 mm
14 mm
14 mm
12 mm
196
16 mm
16 mm
14 mm
14 mm
12 mm
200
16 mm 
16 mm
14 mm
14 mm
12 mm
204
16 mm
16 mm
14 mm
14 mm
14 mm
208
16 mm
16 mm
16 mm
14 mm
14 mm
212
16 mm
16 mm
16 mm
14 mm
14 mm
216
16 mm
16 mm
16 mm
14 mm
14 mm
220
16 mm
18 mm
16 mm
16 mm
14 mm
224
16 mm
18 mm
16 mm
16 mm
14 mm
228
18 mm
18 mm
16 mm
16 mm
14 mm
232
18 mm
18 mm
16 mm
16 mm
14 mm
236
18 mm
18 mm
16 mm
16 mm
14 mm
240
18 mm
18 mm
16 mm
16 mm
14 mm
244
18 mm
18 mm
16 mm
16 mm
16 mm
248
18 mm 
18 mm
18 mm
16 mm
16 mm
252
18 mm
20 mm
18 mm
16 mm
16 mm
256
18 mm
20 mm
18 mm
18 mm
16 mm
260
18 mm
20 mm
18 mm
18 mm
16 mm
264
20 mm
20 mm
18 mm
18 mm
16 mm
268
20 mm
20 mm
18 mm
18 mm
16 mm
272
20 mm
20 mm
18 mm
18 mm
16 mm
276
20 mm
20 mm
18 mm
18 mm
16 mm
280
20 mm
20 mm
18 mm
18 mm
16 mm
284
20 mm
22 mm
20 mm
18 mm
16 mm
288
20 mm
22 mm
20 mm
18 mm
18 mm
292
20 mm
22 mm
20 mm
18 mm
18 mm
296
22 mm
22 mm
20 mm
20 mm
18 mm
300
22 mm
22 mm
20 mm
20 mm
18 mm
304
22 mm
22 mm
20 mm
20 mm
18 mm
308
22 mm
22 mm
20 mm
20 mm
18 mm
312
22 mm
22 mm
20 mm
20 mm
18 mm
316
22 mm
22 mm
20 mm
20 mm
18 mm
320
22 mm
24 mm
22 mm
20 mm
18 mm
324
22 mm
24 mm
22 mm
20 mm
18 mm
328
22 mm
24 mm
22 mm
20 mm
18 mm