Item | Unit | ATZ | 3y-ZrO₂ |
Ingredient | % | ZrO₂>90% | ZrO₂(94.6%)+y₂0₃(5.4%) |
Density | g/cm³ | >5.9 | >6.01 |
Hardness | HV | >1150 | >1150 |
Bending strength | MPa | >1100 | >1000 |
Elastic modulis | GPa | 230 | 200 |
Thermal conductivity | w/(m·k) | 4 | 3 |
Thermal expansion Coefficient | 10·10﹣6/℃(200~300℃) | 10 | / |
10·10﹣6/℃(200~400℃) | / | 9.6 | |
Cracking toughness | MPa·m½ | 10 | 8 |