| Componenti | Specifiche |
| S>48%, Fe>43%, SiO2 | 3-10mm, 3-15mm, 10-30mm |
| S>45%,Fe>43%,SiO2 | 3-10mm, 3-15mm, 10-30mm |
| S>40%, Fe>40%, SiO2 | 3-10mm, 3-15mm, 10-30mm |