Nodweddion:
1.Higher tymherus gwrthsefyll gyda refractoriness da
Perfformiad 2.Good mewn refractoriness tymheredd uchel o dan lwyth
Ymwrthedd 3.Excellent yn abrasion slag
Dwysedd swmp 4.Higher
mandylledd ymddangosiadol 5.Lower
Cynnwys amhuredd 6.Lower
Eitem | Gradd 91 | Gradd 92 | Gradd 93 | Gradd 94 | Gradd 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 |
Mandylledd ymddangosiadol, % ≤ | 18 | 18 | 18 | 18 | 18 |
Swmp Dwysedd, g /cm3 ≥ | 2.86 | 2.9 | 2.95 | 2.92 | 2.95 |
Cryfder Malu Oer Mpa, ≥ | 60 | 60 | 50 | 60 | 60 |
0.2Mpa Anhydrinedd O dan Llwyth T0.6 ℃ |
≥1570 | ≥1560 | ≥1620 | ≥1650 | ≥1700 |
Gwrthiannau Sioc Thermol 100 ℃ cylchoedd dŵr | ≥18 | ≥18 | ≥18 | ≥18 | ≥18 |