MaterialC: Zirconium stabilised with Magnesia (96.5% ZrO23% MgO)

Material D: Zirconium stabilised with Yttrium (94.6% ZrO2 5.4% Y2O3)

Denomination
Units
96.5% ZrO2 3% MgO
Denomination
Units
94.6% ZrO2 5.4% Y2 O3
Porosity
%
0
Porosity
%
0
Density
gm/cm³
5.9
Density
gm/cm³
6.0
Hardness Rockwell
HRA Gpa
>9
Hardness Rockwell
HRA Gpa
>10
Flexural Strength
Mpa
>450
Flexural Strength
Mpa
>1100
Young’s Module
Gpa
200
Young’s Module
Gpa
200
Co. off. of Thermal Expansion
mm / °C25° -700°C
7.0 x 10-6
Co. off. of Thermal Expansion
mm / °C25° -700°C
11.0 x 10-6
Thermal Shock Resistance
°C
300
Thermal Shock Resistance
°C
260
Thermal Conductivity at 25°C
W/m.K
2.0
Thermal Conductivity at 25°C
W/m.K
3.0
Maximum Withstanding Temp
°C
1000
Maximum Withstanding Temp
°C
1800