Vaega:
1. Higher temperate tetee ma refractoriness lelei
2.Good faatinoga i le maualuga o le vevela refractoriness i lalo o le avega
3.Excellent tetee i slag abrasion
4. Higher bulk density
5.Lower manino porosity
6. Lower mea le mama
| Aitema | Vasega 91 | Vasega 92 | Vasega 93 | Vasega 94 | Vasega 97 |
| MgO, % ≥ | 91 | 92 | 93 | 94.5 | 97 |
| SiO2, % ≤ | 4 | 3.5 | 2.5 | 2 | 2 |
| Fe2O3, % ≤ | 1.3 | – | – | 1.2 | 1.2 |
| CaO, % ≤ | 2.5 | 2.5 | 2 | 1.8 | 1.8 |
| E aliali mai le Porosity, % ≤ | 18 | 18 | 18 | 18 | 18 |
| To'atele Tele, g/cm3 ≥ | 2.86 | 2.9 | 2.95 | 2.92 | 2.95 |
| Malosi Tu'imomomo Malili Mpa, ≥ | 60 | 60 | 50 | 60 | 60 |
| 0.2Mpa Refractoriness I lalo o le uta T0.6 ℃ |
≥1570 | ≥1560 | ≥1620 | ≥1650 | ≥1700 |
| Tete'e Te'i vevela 100 ℃ taamilosaga vai | ≥18 | ≥18 | ≥18 | ≥18 | ≥18 |