Corundum Mullite Brick

Description

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.