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Product name
High Alumina Bricks for Blast Furnaces
Product description
Product profile:High Alumina Bricks for Blast Furnaces
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HIGH ALUMINA BRICKS FOR BLAST FURNACES |
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|
Goods Brand |
GL-65 |
GL-55 |
GL-48 |
|
|
Al2O3(%) min |
65 |
55 |
48 |
|
|
Fe2O3(%) max |
2 |
2 |
2 |
|
|
Refractriness under load 0.2 Mpa ( ℃) min |
1500 |
1480 |
1450 |
|
|
Apparent porosity (%) max |
19 |
19 |
18 |
|
|
Cold Crushing strength (MPa)min |
58.8 |
49 |
49 |
|
|
Shrinkage after reheating (%) max |
1500℃x2h |
0~-0.2 |
0~-0.2 |
*** |
|
1450℃x2h |
*** |
*** |
0~-0.2 |
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Silicon Nitride
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