Physical and chemical indicators:
Brand | Al2O3(%) | MgO(%) | Bulk density(g/m3) | Compressive strength(MPa) | Apparent porosity(%) | Line rate of change(%) | |
110℃x24hr | 110℃x24hr | 1600℃x3hr | |||||
HLAM-85 | ≥85 | ≥7 | ≥3.05 | ≥30 | ≥70 | ≤18 | 0~+1.0 |
HLAM-75 | ≥70 | ≥10 | ≥2.90 | ≥30 | ≥70 | ≤20 | 0~+1.0 |
(1500℃) |