Series | BM92 | BMG95 | BME95 | BMZTA | BMZR |
AL2O3 (%) | 92±0.5 | 95±0.5 | 95±0.5 | ≥75 | - |
ZrO2 (%) | - | - | - | ≥21 | 94.8±0.5 |
Bulk density(g/cm3) | ≥3.6 | ≥3.65 | ≥3.7 | ≥4.1 | ≥5.9 |
Compressive strength (MPa) | ≥1050 | ≥1300 | ≥1600 | ≥2000 | - |
Bending strength (MPa) | ≥220 | ≥250 | ≥300 | ≥400 | ≥800 |
Fracture toughness (MPam1/2) | ≥3.70 | ≥3.80 | ≥4.0 | ≥4.5 | ≥7 |
Rockwell hardness (HRA) | ≥82 | ≥85 | ≥88 | ≥90 | ≥88 |
Loss bulk (cm3) | ≤0.25 | ≤0.2 | ≤0.15 | ≤0.05 | ≤0.02 |