High Alumina Bricks for Blast Furnaces
Mark & model：GL-65、GL-55、GL-48
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 |
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Al2O3(%) min |
65 |
55 |
48 |
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Fe2O3(%) max |
2 |
2 |
2 |
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Refractriness under load 0.2 Mpa (℃) min |
1500 |
1480 |
1450 |
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Apparent porosity (%) max |
19 |
19 |
18 |
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Cold Crushing strength (MPa)min |
49 |
49 |
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Shrinkage after reheating (%) max |
1500℃x2h |
0~-0.2 |
0~-0.2 |
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1450℃x2h |
*** |
*** |
0~-0.2 |
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