Zirconia stabilized with Yttria has similar properties to those of Zirconia stabilized with Magnesia, although it is harder and tougher. It also has a finer grain structure.
Mechanical Properties
Compressive strength ( MPa )
2000
Hardness - Vickers ( kgf mm-2 )
1250
Tensile modulus ( GPa )
200
Physical Properties
Density ( g cm-3 )
5.9
Thermal Properties
Coefficient of thermal expansion @20-1000C ( x10-6 K-1 )
10
Melting point ( C )
2700
Specific heat @25C ( J K-1 kg-1 )
400-500
Thermal conductivity @20C ( W m-1 K-1 )
2.5
Upper continuous use temperature ( C )
2200
Properties for Zirconia - stabilized with Yttria Non-Woven Fabric