Fire Brick
Specifications
name :mullite fire brick size 230*114*65 Customized production is also available, please contact us for more information!1.Character
l Great wear Resistance
l Great thermal conductivity
l Great resistance to impact
l Great slag resistance
2.Technology Index
Item |
Fire Clay Brick |
High Alumina Brick |
||
SK-32 |
SK-34 |
SK-36 |
SK-38 |
|
AL203%(≥) |
35 |
38 |
55 |
70 |
Fe2O3%(≥) |
2.5 |
2.0 |
2.0 |
2.0 |
|
Refractoriness (SK) |
32 1710°C |
34 1750°C |
36 1790°C |
38 1850°C |
|
Refractoriness under load, 0.2Mpa.°C (≥) |
1300 |
1350 |
1450 |
1550 |
|
Apparent Porosity (%) |
22-26 |
20-24 |
20-23 |
20-22 |
|
Bulk Density (g/cm3) |
1.95-2.1 |
2.1-2.2 |
2.25-2.4 |
2.4-2.6 |
Cold Crushing Strength,Mpa(≥) |
20 |
25 |
40 |
50 |
3.Application
Widely used in Building kiln and thermal equipment.
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