PERFECT BOUND COLOUR A4 or A5 SIZE
- A4 Page Size = 210mm x 297mm
- A5 Page Size = 148.5mm x 210mm
SPINE THICKNESS on 115gsm Gloss Art Paper (coated)
Page Count 48 – 300
Use the following table to determine the correct spine width for your book, when creating your cover artwork:
PLEASE NOTE: Cover widths are based on trimmed page size. They include front, rear and spine measurements all added together and do not include any external bleed.
| Number of pages | Spine With (mm) | A4 Cover Width (mm) | A5 Cover Width (mm) |
| 48 | 2.28 | 422.28 | 299.28 |
| 50 | 2.37 | 422.37 | 299.37 |
| 52 | 2.46 | 422.46 | 299.46 |
| 54 | 2.56 | 422.56 | 299.56 |
| 56 | 2.65 | 422.65 | 299.65 |
| 58 | 2.75 | 422.75 | 299.75 |
| 60 | 2.84 | 422.84 | 299.84 |
| 62 | 2.94 | 422.94 | 299.94 |
| 64 | 3.03 | 423.03 | 300.03 |
| 66 | 3.13 | 423.13 | 300.13 |
| 68 | 3.22 | 423.22 | 300.22 |
| 70 | 3.32 | 423.32 | 300.32 |
| 72 | 3.41 | 423.41 | 300.41 |
| 74 | 3.51 | 423.51 | 300.51 |
| 76 | 3.60 | 423.60 | 300.60 |
| 78 | 3.70 | 423.70 | 300.70 |
| 80 | 3.79 | 423.79 | 300.79 |
| 82 | 3.89 | 423.89 | 300.89 |
| 84 | 3.98 | 423.98 | 300.98 |
| 86 | 4.08 | 424.08 | 301.08 |
| 88 | 4.17 | 424.17 | 301.17 |
| 90 | 4.27 | 424.27 | 301.27 |
| 92 | 4.36 | 424.36 | 301.36 |
| 94 | 4.46 | 424.46 | 301.46 |
| 96 | 4.55 | 424.55 | 301.55 |
| 98 | 4.65 | 424.65 | 301.65 |
| 100 | 4.74 | 424.74 | 301.74 |
| 102 | 4.83 | 424.83 | 301.83 |
| 104 | 4.93 | 424.93 | 301.93 |
| 106 | 5.02 | 425.02 | 302.02 |
| 108 | 5.12 | 425.12 | 302.12 |
| 110 | 5.21 | 425.21 | 302.21 |
| 112 | 5.31 | 425.31 | 302.31 |
| 114 | 5.40 | 425.40 | 302.40 |
| 116 | 5.50 | 425.50 | 302.50 |
| 118 | 5.59 | 425.59 | 302.59 |
| 120 | 5.69 | 425.69 | 302.69 |
| 122 | 5.78 | 425.78 | 302.78 |
| 124 | 5.88 | 425.88 | 302.88 |
| 126 | 5.97 | 425.97 | 302.97 |
| 128 | 6.07 | 426.07 | 303.07 |
| 130 | 6.16 | 426.16 | 303.16 |
| 132 | 6.26 | 426.26 | 303.26 |
| 134 | 6.35 | 426.35 | 303.35 |
| 136 | 6.45 | 426.45 | 303.45 |
| 138 | 6.54 | 426.54 | 303.54 |
| 140 | 6.64 | 426.64 | 303.64 |
| 142 | 6.73 | 426.73 | 303.73 |
| 144 | 6.83 | 426.83 | 303.83 |
| 146 | 6.92 | 426.92 | 303.92 |
| 148 | 7.02 | 427.02 | 304.02 |
| 150 | 7.11 | 427.11 | 304.11 |
| 152 | 7.20 | 427.20 | 304.20 |
| 154 | 7.30 | 427.30 | 304.30 |
| 156 | 7.39 | 427.39 | 304.39 |
| 158 | 7.49 | 427.49 | 304.49 |
| 160 | 7.58 | 427.58 | 304.58 |
| 162 | 7.68 | 427.68 | 304.68 |
| 164 | 7.77 | 427.77 | 304.77 |
| 166 | 7.87 | 427.87 | 304.87 |
| 168 | 7.96 | 427.96 | 304.96 |
| 170 | 8.06 | 428.06 | 305.06 |
| 172 | 8.15 | 428.15 | 305.15 |
| 174 | 8.25 | 428.25 | 305.25 |
| 176 | 8.34 | 428.34 | 305.34 |
| 178 | 8.44 | 428.44 | 305.44 |
| 180 | 8.53 | 428.53 | 305.53 |
| 182 | 8.63 | 428.63 | 305.63 |
| 184 | 8.72 | 428.72 | 305.72 |
| 186 | 8.82 | 428.82 | 305.82 |
| 188 | 8.91 | 428.91 | 305.91 |
| 190 | 9.01 | 429.01 | 306.01 |
| 192 | 9.10 | 429.10 | 306.10 |
| 194 | 9.20 | 429.20 | 306.20 |
| 196 | 9.29 | 429.29 | 306.29 |
| 198 | 9.39 | 429.39 | 306.39 |
| 200 | 9.48 | 429.48 | 306.48 |
| 202 | 9.57 | 429.57 | 306.57 |
| 204 | 9.67 | 429.67 | 306.67 |
| 206 | 9.76 | 429.76 | 306.76 |
| 208 | 9.86 | 429.86 | 306.86 |
| 210 | 9.95 | 429.95 | 306.95 |
| 212 | 10.05 | 430.05 | 307.05 |
| 214 | 10.14 | 430.14 | 307.14 |
| 216 | 10.24 | 430.24 | 307.24 |
| 218 | 10.33 | 430.33 | 307.33 |
| 220 | 10.43 | 430.43 | 307.43 |
| 222 | 10.52 | 430.52 | 307.52 |
| 224 | 10.62 | 430.62 | 307.62 |
| 226 | 10.71 | 430.71 | 307.71 |
| 228 | 10.81 | 430.81 | 307.81 |
| 230 | 10.90 | 430.90 | 307.90 |
| 232 | 11.00 | 431.00 | 308.00 |
| 234 | 11.09 | 431.09 | 308.09 |
| 236 | 11.19 | 431.19 | 308.19 |
| 238 | 11.28 | 431.28 | 308.28 |
| 240 | 11.38 | 431.38 | 308.38 |
| 242 | 11.47 | 431.47 | 308.47 |
| 244 | 11.57 | 431.57 | 308.57 |
| 246 | 11.66 | 431.66 | 308.66 |
| 248 | 11.76 | 431.76 | 308.76 |
| 250 | 11.85 | 431.85 | 308.85 |
| 252 | 11.94 | 431.94 | 308.94 |
| 254 | 12.04 | 432.04 | 309.04 |
| 256 | 12.13 | 432.13 | 309.13 |
| 258 | 12.23 | 432.23 | 309.23 |
| 260 | 12.32 | 432.32 | 309.32 |
| 262 | 12.42 | 432.42 | 309.42 |
| 264 | 12.51 | 432.51 | 309.51 |
| 266 | 12.61 | 432.61 | 309.61 |
| 268 | 12.70 | 432.70 | 309.70 |
| 270 | 12.80 | 432.80 | 309.80 |
| 272 | 12.89 | 432.89 | 309.89 |
| 274 | 12.99 | 432.99 | 309.99 |
| 276 | 13.08 | 433.08 | 310.08 |
| 278 | 13.18 | 433.18 | 310.18 |
| 280 | 13.27 | 433.27 | 310.27 |
| 282 | 13.37 | 433.37 | 310.37 |
| 284 | 13.46 | 433.46 | 310.46 |
| 286 | 13.56 | 433.56 | 310.56 |
| 288 | 13.65 | 433.65 | 310.65 |
| 290 | 13.75 | 433.75 | 310.75 |
| 292 | 13.84 | 433.84 | 310.84 |
| 294 | 13.94 | 433.94 | 310.94 |
| 296 | 14.03 | 434.03 | 311.03 |
| 298 | 14.13 | 434.13 | 311.13 |
| 300 | 14.22 | 434.22 | 311.22 |