Zirconia ceramic rings are a type of ceramic ring made from the material zirconia, also known as zirconium dioxide. Zirconia ceramic rings are known for their excellent mechanical and chemical properties, making them ideal for use in a wide range of industrial and scientific applications.
Zirconia ceramic rings can be manufactured in a range of sizes and shapes, including round, square, and rectangular shapes. They can also be customized to meet specific design requirements. Zirconia ceramic rings are commonly used in applications such as mechanical seals, bearings, valves, and pumps.
Parameter | Value |
---|---|
Composition | ZrO2 (zirconium oxide) |
Density | 5.9 - 6.1 g/cm3 |
Hardness | 1200 - 1300 HV |
Flexural strength | 800 - 1200 MPa |
Compressive strength | 2000 - 2500 MPa |
Young's modulus | 200 - 250 GPa |
Thermal expansion coefficient | 9.0 - 11.0 × 10-6/K |
Thermal conductivity | 2.0 - 3.0 W/mK |
Maximum operating temperature | 2400 °C (in air), 2000 °C (in vacuum/inert gas) |
Electrical conductivity | Low |
Optical transparency | Partially transparent |