High alumina brick for blast furnace has certified by ISO.
Property:fine structure,low porosity, good compressive strength,
good corrosion resistance , and excellet thermal shock reisitanceHigh alumina brick for blast furnace dertified by ISO.
low porosity
good compressive strength
good corrosion resistance
low porosity
good compressive strength
good corrosion resistance
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Brand
Items
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High-Al brick used in blast rurnaces
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GL-68
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GL-55
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Al2O3% (morethan)
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68
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55
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Fe2O3%
(less than)
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1.8
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2.0
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Refractoriness°C
(less than)
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1790
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1790
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BDg/cm3 (morethan)
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2.5
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2.4
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AP% (less than)
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21
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23
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0.2MPa RUL°C (more than)
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1530
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1510
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CCS Mpa (more than)
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75
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70
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