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High Chrome Brick
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Number of views:
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Product description
Parameters
High-chromium brick has excellent resistance to slag erosion and excellent high-temperature performance. It is mainly used in coal slag pressurized gasifier lining, petroleum coke pressurized gasifier lining, and is suitable for acid or alkaline melting. The smelting device is lining with severe slag erosion.
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Technical Data
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High Chrome Brick
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GG-90
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GG-86
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GG-60
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Chemical Composition (wt%)
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Cr2O3
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≥90
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≥86
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≥60
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Fe2O3
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≤0.1
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≤0.1
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≤0.1
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Volume Density (kg/m3)
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≥4250
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≥4150
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≥3800
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Apparent Porosity (%)
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≤17
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≤17
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≤18
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Normal Temperature Compression Strength (MPa)
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≥100
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≥90
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≥90
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Refractoriness under Load (℃)
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0.2MPa，0.6%
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＞1700
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＞1700
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＞1700
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Refiring Linear Change (%)
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1600℃×3h
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±0.3
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±0.3
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±0.3
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Maximum Service Temperature (℃)
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≥1950
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≥1950
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≥1900
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