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Zirconia vs. Sandstone

Zirconia belongs to the oxide-based engineering ceramics classification, while sandstone belongs to the natural stone. There are 16 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is zirconia and the bottom bar is sandstone.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 1260 to 3080
120
Elastic (Young's, Tensile) Modulus, GPa 190 to 200
38
Poisson's Ratio 0.25 to 0.29
0.25
Tensile Strength: Ultimate (UTS), MPa 410 to 450
4.0

Thermal Properties

Maximum Temperature: Mechanical, °C 500 to 1330
400
Specific Heat Capacity, J/kg-K 400 to 510
880
Thermal Conductivity, W/m-K 2.2 to 4.3
5.6
Thermal Expansion, µm/m-K 8.8 to 9.5
10

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 7.7 to 9.0
8.5

Otherwise Unclassified Properties

Density, g/cm3 5.7 to 6.0
2.6

Common Calculations

Stiffness to Weight: Axial, points 19
8.1
Stiffness to Weight: Bending, points 33 to 34
43
Strength to Weight: Axial, points 19 to 22
0.43
Strength to Weight: Bending, points 21 to 23
2.1
Thermal Diffusivity, mm2/s 0.73 to 1.8
2.4
Thermal Shock Resistance, points 15 to 19
0.75