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High chrome brick


High chromium brick has excellent resistance to slag erosion and excellent high temperature performance. It is mainly used in coal-water slurry pressurized gasifier lining, petroleum coke pressurized gasifier lining, and is suitable for being severely eroded by acidic or alkaline slag. Smelting device lining.

Key words:

High chrome brick

Category:

Refractory material

Details


劲旅环境

High chromium brick has excellent resistance to slag erosion and excellent high temperature performance. It is mainly used in coal-water slurry pressurized gasifier lining, petroleum coke pressurized gasifier lining, and is suitable for being severely eroded by acidic or alkaline slag. Smelting device lining.

indicator
High chrome brick
GG-90
GG-86
GG-60
Chemical composition(wt%)
Cr2O3
≥90
≥86
≥60
Fe2O3
≤0.1
≤0.1
≤0.1
bulk density(kg/m3
≥4250
≥4150
≥3800
apparent porosity(%)
≤17
≤17
≤18
room temperature compressive strength(MPa)
≥100
≥90
≥90
Load softening temperature(℃)
0.2MPa,0.6%
>1700
>1700
>1700
Reburning line change(%)
1600℃×3h
±0.3
±0.3
±0.3
Maximum operating temperature(℃)
≥1950
≥1950
≥1900

 

Louzi Village, Qidu Town, Linzi District, Zibo City, Shandong Province, China

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