High-alumina refractory brick for steel ladle |
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This product applies to steel ladle's lining and working layer. |
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| Properties |
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INDEX
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ITEMS
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CL-55 |
CL-65 |
CL-75 |
CL-80 |
PZCL-78 |
ω(Al2 O3 )/% ≥ |
|
55.0 |
65.0 |
75.0 |
80.0 |
78.0 |
| ω(Fe2 O3 )/% ≤ |
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2.0 |
2.0 |
| 0.2MPa Refractoriness under Load, ℃ ≥ |
|
1470 |
1490 |
1510 |
1530 |
1550 |
| Linear Change after Reheating,% |
1450 ℃ ,2h |
0.1~0.5 |
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1500 ℃ ,2h |
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0.1~0.5 |
0.1~0.5 |
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1550 ℃ ,2h |
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0.1~0.5 |
0.4~0.3 |
| App. Porosity,% ≤ |
|
22.0 |
28.0 |
28.0 |
24.0 |
21.0 |
| C.C. Strength, MPa ≥ |
|
45 |
35 |
40 |
50 |
70 |
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