Refractory corundum concrete prefabricates based on normal aloxite (KB160/EB) and fine aloxite (BK160/EA)
| Symbol | Granularity [mm] |
Max. working temp.[oC] |
Min. common refractoriness [sP] |
Min. Al2O3 content [%] |
BK160/EB |
0-3 / 0-5 | 1600 | 179 | 89 |
BK160/EA |
0-3 / 0-5 | 1700 | 185 | 92 |
Technical parameters after drying and baking
| Symbol | after drying in 110 °C | after baking in working temperature | |||||
| Effective porosity [%] |
Apparent density [g/cm3] |
Shear strength [MPa] |
Effective porosity [%] |
Apparent density [g/cm3] |
Shear strength [MPa] |
Contraction (-) [%] | |
BK160/EB |
18 | 2,8 | 40 | 26 | 2,8 | 60 | - 0,8 |
BK160/EA |
18 | 2,8 | 35 | 25 | 2,8 | 45 | - 0,8 |
FIBROUS MATERIALS