| 特性 | 单元 | 价值 |
| 密度 | g/cm3 | 3.2±0.05 |
| 相对密度 | % | >99.5 |
| 弹性模量 | GPa | 300~320 |
| 破碎载荷比(25℃) | % | ≥40 |
| 硬度 | (HRA) | 91 |
| 断裂韧性 | MPa·m1/2 | 6.0~7.0 |
| 弯曲强度 | MPa | 600~700 |
| 泊松比 | - | 0.25 |
| 热膨胀系数 | 10-6 /K | 2.3~3.2 |
| 微博模数 | Gpa | 10~12 |
| 热导率 | - | 15~20 |
| 电阻率 | W/(m·K) | 1018 |
| 耐酸碱腐蚀性 | - | Excellent |
| 尺寸稳定性 | - | Excellent |
| 磁性 | - | None |
| 氧化物含量 | % | 8 |
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