Technical data
| Properties | Unit | Classification | ||
|---|---|---|---|---|
| BN135 | BN145 | BN150 | ||
| BN135WO | BN145WO | BN150WO | ||
| BN135WS | BN145WS | BN150WS | ||
| Application temperature, max. | ℃ | 1350 | 1450 | 1500 |
| Refractoriness, min. | sP | 171 | 175 | 177 |
| Cold crushing strength after drying at 110 ℃, min. | MPa | 20 | 40 | 40 |
| Cold crushing strength after firing at the temperature of application after 2 h. | MPa | 30 | 60 | 60 |
| Bulk density after burning out, min. | g/cm³ | 2.2 | 2.3 | 2.65 |
| Chemical consist, Al₂O₃, min. | % | 30 | 40 | 79 |
| Contents make-up water | % | 5,0 – 7,0 | 5,0 – 6,0 | 5,5 – 6,5 |