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Granite vs. Yttria

Granite belongs to the natural stone classification, while yttria belongs to the oxide-based engineering ceramics. There are 10 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is granite and the bottom bar is yttria.

Granite Yttria (Yttrium Oxide, Y₂O₃)

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Material Properties

Compressive (Crushing) Strength, MPa		2200
Compressive (Crushing) Strength, MPa		390

Density, g/cm³		2.9
Density, g/cm³		5.0

Elastic (Young's, Tensile) Modulus, GPa		70
Elastic (Young's, Tensile) Modulus, GPa		120

Maximum Temperature: Mechanical, °C		350
Maximum Temperature: Mechanical, °C		2000

Specific Heat Capacity, J/kg-K		840
Specific Heat Capacity, J/kg-K		440

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		48
Stiffness to Weight: Bending, points		32

Thermal Conductivity, W/m-K		2.7
Thermal Conductivity, W/m-K		0.3

Thermal Diffusivity, mm²/s		1.1
Thermal Diffusivity, mm²/s		0.14

Thermal Expansion, µm/m-K		7.4
Thermal Expansion, µm/m-K		8.0

Granite vs. Yttria

Material Properties

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