No | diámetro (mm) | tamaño de tamiz correspondiente |
1 | 0,8-1,0 | 20-18 |
2 | 1,0-1,5 | 18-14 |
3 | 1,5-2,0 | 14-12 |
4 | 2,0-2,5 | 12-8 |
5 | 2,5-3,0 | 8-7 |
6 | 3,0-4,0 | 7-6 |
7 | 4,0-5,0 | 6-4 |
8 | 5,0-6,0 | 4-3 |