Boyer Directory
End use: Telephone directories, catalogues
Sub-brands: Directory
Printing method: Cold set web offset
Finish: Matt
Producer: Boyer
Technical target values:
| Grammage | (g/m²) | 36,6 |
| Thickness | (micron) | 54 |
| Brightness | (%) | 58 |
| Opacity | (%) | 87 |
density = (grammage / thickness) * 1000 = 1000 / bulk