MT-10 |
| Mechanical Treatment | 90 | 10 |
MT-20 | 80 | 20 | ||
MT-30 | 70 | 30 | ||
MT-40 | 60 | 40 | ||
AT-10 | Alkali-Heat Treatment | 90 | 10 | |
AT-20 | 80 | 20 | ||
AT-30 | 70 | 30 | ||
AT-40 | 60 | 40 |