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Low Creep Clay Brick for hot blast stove
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1)high wear-resisting property
2)skid-proof and moisture-proof
3)fast colour
Specifications
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Iteam |
Low Creep Clay Bricks |
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DRN-120 |
DRN-125 |
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Alumina(%) |
≥42 |
≥45 |
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Iron oxide(%) |
≤2.0 |
≤1.8 |
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Refractoriness (°C ) |
≥1750 |
≥1770 |
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Load softening temperature(°C) |
0.2Mpa |
≥1450 |
≥1500 |
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Refiring profile changes(%) |
1450°C×2h |
+-0.3 |
+-0.2 |
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Apparent porosity (%) |
≤20 |
≤18 |
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Cold compressive strength (MPa) |
≥53.9 |
≥49.0 |
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High temperature creep rate(%) |
60 |
≤1200*50h |
≤1250*50h |
