Magnesia gunning mix for converter & EAF
Product Description
Gunning mix for converter and electric arc furnace
Items | Magnesia gunning mix | Magnesia-calcium gunning mix | |
MgO % ≥ | 80 | 75 | |
CaO % ≤ | 2.0 | 10~13 | |
SiO2 % ≤ | 4.0 | 4.0 | |
Bulk density g/cm³ | 110℃×3h | 2.1~2.3 | 2.1~2.3 |
1500℃×3h | 2.2~2.4 | 2.2~2.4 | |
CMOR Mpa ≥ | 110℃×3h | 2.0 | 2.0 |
500℃×3h | 5 | 5 | |
Binding strength Mpa 1000℃×3h | 2.0 | 2.0 | |
Linear change % | 1000℃×3h | -0.2~-0.5 | 0~-0.5 |
1500℃×3h | -0.2~-3.0 | -0.2~-3.0 | |