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Structural Ceramics - Zirconia
Structural ceramics, also known as engineering ceramics, precision ceramics. It is called industrial ceramics together with electronic ceramics and functional ceramics. Has superior wear and corrosion resistance. Widely used in ceramic valves, sand mill accessories, ceramic seals, dewatering plates, wear-resistant pipe fittings, mining equipment and other fields.
Material properties
Good toughness
Impact resistant
High hardness
Durable
Smooth surface
Easy to clean
Low coefficient of friction
Good white lubricity
Zirconia ceramic application industry: machinery, optical fiber, props, medical, food, chemical, wear, etc.'
| Item | Unit | Specification |
| Physical Properties | ||
| Colour | White | |
| Density | g/cm³ | 6 |
| Zirconia Content | % | 0.944 |
| Gas Permeability | 0 | |
| Water Absorption | % | 0 |
| Crystal Size | μm | 0.5 |
| Mechanical Properties | ||
| Rockwell Hardness (45N) | R45N | 78 |
| Vickers Hardness (Load 500g) | Gpa | 11.5 |
| Flexural Strength (20℃) | MPa | 800 |
| Compressive Strength (20℃) | MPa | 2000 |
| Modulus of Elasticity (20℃) | GPa | >200 |
| Fracture Toughness (20℃) | MPa·m1/2 | 6 |
| Thermal Properties | ||
| Thermal Conductivity (20℃-400℃) | W/(m·K) | 2.5 |
| Thermal Expansion Coefficient | 10-6(℃) | 9.6 |
| Thermal Shock Resistance | △T℃ | 250 |