Zirconium Oxide

PSZ and YSZ Zirconia Ceramic

The outstanding properties of zirconium oxide materials are due to the stabilizing additives of yttria and magnesia. Zirconium oxide has a very fine grain structure which leads to very high toughness and mechanical strength.

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Extraordinary toughness

Materials display the highest fracture toughness of all advanced ceramic materials.

Solid mechanical strength

Materials offer very high mechanical strength at low-temperature applications.

Good corrosion resistance

Materials are ideal for medical and other selected wear applications.

Zirconia Oxide Properties

Calix Ceramics offers PSZ Zirconium Oxide and YSZ Zirconium Oxide. Click either option below to view the ceramic properties and specifications.

PSZ Zirconium Oxide Properties

Physical Property Units Typical Value
Content of Zirconium Oxide % 96.5
Content of Magnesium Oxide % 3.5
Density g/cc 5.74
Grain Size μm 40
Hardness (Vickers) HV 1 1120
Fracture Toughness MPam^1/2 10
Flexural Strength MPa 820
Compressive Strength MPa 1990
Elastic Modulus GPa 205
Poisson’s Ratio 0.31
Coefficient of Thermal Expansion 1 x 10-6 in/in °C 10.2
Volume Resistivity Ω-cm 10^11
Thermal Conductivity W/mK 2.5

All properties are at room temperature (20°C) unless otherwise stated.

YSZ Zirconium Oxide Properties

Physical Property Units Typical Value
Content of Zirconium Oxide % 95.0
Content of Yttrium Oxide % 5.0
Density g/cc 6.05
Grain Size μm 0.4
Hardness HV0.3kg/mm2 1250
Fracture Toughness MPam^1/2 8
Flexural Strength MPa 1000
Thermal Conductivity W/mK 2.5
Elastic Modulus GPa 205
Coefficient of Thermal Expansion 1 x 10-6 in/in °C 9.0
Volume Resistivity Ω-cm >10^11

All properties are at room temperature (20°C) unless otherwise stated.

Zirconium Oxide Wear Insert

Zirconium Oxide (ZrO2) Wear Insert

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