Fire Resistant Brick

Specifications

Al2O3:75-96%
Direct contact to flame
Small thermal expansion rate
Suitable for high temperature
Low content of impurities

Corundum Mullite Bricks  were made from fused or sintered corundum and mullite, being high pressure pressed and sintered in high temperature.Main minerals compositions are mullite and corundum phases.

Advantage of these products

Corundum mullite brick,corundum brick
Al2O3:75% 80% 90%,93%,95%
Good anti-acid, anti-alkali slag in furnace and anti-metal
ISO9001

Characteristics:

1.Small thermal expansion rate
2.Suitable for high temperature
3.Good thermal shock resistance
4.High structure strength

5.Low creep performance.

6.Strong resistance to chemical erosion 

Application:

Can be used as working lining, where contact with flames directly.

Tech Data:

Item	TS-75	TS-80	TS-85
Al2O3%	70	95	96
Fe2O3	0.5	0.2	0.2
Bulk Density g/cm3	1.2-1.5	1.4-1.7	1.4-1.7
Cold Crushing Strength (Mpa)	>10	>20	>20
Modulus of Rupture(Mpa)	4.5	5.8	5.8
Permanent linear change(1650°C)	±0.3	±0.2	±0.2
Thermal expansion rate(1000°C)	0.56	0.67	0.67
Heat Conductivity W/m.k	0.8	1	1
Max working temperature °C	1630	1680	1700