Table 1.
Workpiece material.
| Workpiece material | Alumina content | Fracture toughness (KIC) | Compressive strength | Elastic modulus (E) | Vickers hardness (H) |
|---|---|---|---|---|---|
| Alumina ceramic | 99% | 3.83 MPa m1/2 | 8.43GPa | 375 GPa | 18.5 GPa |
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