Corundum Mullite Brick

Corundum Mullite Brick

1.Fine Thermal Conductivity,
2.Good Abrasion Resistant Ability,
3.High Temperature Endurance, Can Make Direct Contact With Flame,
4.High Compressive Strength, And Good Cold Crushing Resistance Ability,
5.Good Chemical Stability Which Can Endure Corrosive Gas Attack.

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Industrial Refractory

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  • 10th Floor, Building 6, China Central Electronic Commerce Port, Daxue Road, Erqi Dist., Zhengzhou 450000, Henan, China





Corundum Mullite Brick Introduce
Main material of corundum mullite brick is imported plate corundum, high pure fused corundum, adopt advanced superfine powder adding technology, it is made by the mixing material, drying, molding and burned in high temperature shuttle kiln.

Features of our refractory corundum brick
1.Low line expansion coefficients
2.Long service life
3.Great corrosion and erosion resistance
4.High bulk density
5.High compressive strength
6.Good thermal shock resistance
7. Good corrosion resistances to acids and alkali
Rongsheng Refractory Corundum Mullite Brick Technical Data 
Item High Pure and High Quality
Fused Corundum Fire Brick
Sintered Corundum Fire Brick Mullite-Corundum
Fire Brick
Al2O3 % ≥99 ≥90 ≥80
SiO2 % ≤0.2 ≤8 ≤18
Fe2O3 % ≤0.2 ≤0.2 ≤0.3
Bulk Density g/cm3 ≥3.2 ≥3 ≥2.8
Apparent porosity % ≤19 ≤18 ≤18
Cold compressive strength MPa ≥100 ≥100 ≥100
Application of Corundum Mullite Brick
Refractory corundum brick is used as inner lining brick in decomposing furnaces for petroleum and chemical industry,as well as chemical fertilizer industry.
1.Metalluragy industry
2.Heat treatment furnace
3.Chemical industry
4.Steel,non-ferrous smelting furnace
5.Boiler and waste incinerator
6.Coke oven
7.Blast furnace
Details of Rongsheng refractory corundum brick
1. Refractory corundum brick is produced by sintered corundum or electro-fused corundum of high purity alumina content, with binding agent mixed to mud, after forming, drying and firing.

2. Refractory corundum brick has high bulk density, high compressive strength, good thermal shocking resistance,
and good corrosion resistances to acids and alkali.

3. Al2O3 content is above 90%.

4.Working temperature: 1800°C.


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10th Floor, No. 6 Building, China Central Electronic CommercePort Daxue Road, Zhengzhou, Henan

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