|
Fire clay brick SK-32
|
|
|
Item
|
Standard
|
|
AI2O3(%)
|
30
|
|
Fe2O3 (%)
|
3.5
|
|
Refractoriness (SK)
|
32
|
|
Refractoriness under load,
0.2MPa, Ta, (°C)
|
1300
|
|
Porosity (%)
|
22-26
|
|
Bulk density (g/cm³)
|
2.05
|
|
Cold crushing strength (MPa)
|
25
|
|
Thermal expansion at 1000°C (%)
|
0.6
|
|
|
|
|
SK-34
|
|
|
Item
|
Standard
|
|
AI2O3(%)
|
45
|
|
Fe2O3 (%)
|
2.0
|
|
Refractoriness (SK)
|
34
|
|
Refractoriness under load, 0.2MPa, Ta, ((°C)
|
1350
|
|
Porosity (%
|
19-23
|
|
Bulk density (g/cm³)
|
2.10-2.15
|
|
Cold crushing strength (MPa)
|
25
|
|
Thermal expansion at 1000°C (%)
|
0.6
|
