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Refractory Materials used for BF ceramics cup
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|
ltems |
Unit |
HT-A-1 |
HT-A-2 |
|
AL2O3 ≥ |
% |
78 |
75 |
|
T ≤ |
% |
1.0 |
1.0 |
|
SiC ≥ |
% |
8 |
9 |
|
BD g/cm3 ≥ |
g/cm3 |
3.0 |
2.9 |
|
AP % ≤ |
% |
15 |
16 |
|
CCS MPa ≥ |
MPa |
110 |
100 |
|
0.2MPa×0.6%RUL Refractory under load ≥ |
°C |
1700 |
1680 |
|
Molten iron corrosion index ≤ |
% |
2 |
2 |
|
Declining rate of the compressive strength after alkali proof test ≤ |
% |
15 |
15 |
|
TCS |
800°C W/m.k |
Furnish data measured |
Furnish data measured |
|
Performance characteristics |
— |
Blast furnace tuyere, slag notch |
Ceramic mat for blast furnace |
