| 项目ITEM | 单位UNIT | 氧化锆Zirconia | 95氧化铝 95 Alumina | 99氧化铝 99 Alumina |
| 密度Density | g/cm3 | ≥6.0 | ≥3.7 | ≥3.85 |
| 硬度Hardness | HV | ＞1200 | ＞1300 | ＞1350 |
| 抗弯强度Bending Strength | Mpa | 800-1200 | ≥300 | ≥350 |
| 断裂韧性Fracture toughness | Mpa·m1/2 | ≥6 | ≥3.5 | ≥4.0 |
| 弹性模量Modulus of Elasticity | Gpa | 200 | 300 | 350 |
| 导热系数Thermal conductivity | W/(m·K) | 3(20℃) | 20(20℃) | 25(20℃) |
| 热膨胀系数 Coefficient of thermal expansion | 10-6K-1 | 9.6(20-400℃) | 7.8(20-400℃) | 8.3(20-400℃) |
