China Anti-Spalling High Alumina Fire Brick Refractory Brick, Find details about China High Alumina Brick, Refractory Brick from Anti-Spalling High Alumina Fire Brick Refractory Brick
Items | KYHA-70 | KYHA-75 |
Al2O3 % ≥ | 70 | 75 |
ZrO2 | 6-8 | -- |
Refractoriness ºC ≥ | 1790 | 1790 |
Bulk density g/cm3 ≥ | 2.5 | 2.60 |
Apparent porosity % ≤ | 24 | 23 |
Cold crushing strength Mpa ≥ | 60 | 70 |
0.2Mpa R.U.L ºCT0.6 ≥ | 1470 | 1520 |
Thermal shock resistance 1100ºCwater cycle ≥ | 30 | 25 |