Chrome corundum brick

The Chrome corundum brick is unique. After being formed, it is green in color. However, after being sintered, it turns red. Its performance is superior to that of pure sintered corundum bricks, and it is also used in petrochemical industry.

Other name: Cr2O3 corundum brick, Chrome alumina brick

Model Number: HCR 5,HCR 12,HCR 20,HCR 30

Certification: ISO 9001-14001

Minimum Order Quantity: 5MT

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Chrome corundum brick

Description:

Chrome corundum brick is a corundum refractory product containing Cr2O3. Most of the chromium corundum products have 9%~15% Cr2O3. The main mineral composition is α-Al2O3-Cr2O3 solid solution, the minor mineral composition is a small amount of composite spinel (or no composite spinel), and the content of chromium oxide is 1%~30%.

Advantage:

Excellent resistance to thermal shock, excellent high temperature creep

Application:

Petrochemical industry, electric furnace for zinc smelting, copper smelting furnace, garbage incinerator


Chrome corundum brick physical and chemical


ItemHCR 5HCR 12HCR 20HCR 30
CrO min%5122030
CrO₃+Al₂O₃ min%93939393
Apparent porosity MAX %18181818
Bulk Density g/cm³3.13.23.43.5
Cold Crushing Strength Mpa 100100100100



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