Āhuatanga:
1.Higher āhua ātete ki refractoriness pai
2.Good mahi i roto i te refractoriness teitei temp i raro i te kawenga
3.Atete pai i roto i te abrasion para
4.Higher nuinga kiato
5.Lower porosity kitea
6.Lower ihirangi poke
Tūemi | Koeke 91 | Kōeke 92 | Koeke 93 | Kōeke 94 | Kōeke 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 |
Porosity ahua, % ≤ | 18 | 18 | 18 | 18 | 18 |
Kiato Nui, g/cm3 ≥ | 2.86 | 2.9 | 2.95 | 2.92 | 2.95 |
Te Kaha Maeke Maeke Mpa, ≥ | 60 | 60 | 50 | 60 | 60 |
0.2Mpa Refractoriness I raro i te Uta T0.6 ℃ |
≥1570 | ≥1560 | ≥1620 | ≥1650 | ≥1700 |
Ngaaariki Ngaaariki 100 ℃ huringa wai | ≥18 | ≥18 | ≥18 | ≥18 | ≥18 |