Titanium Diboride vs. Yttria

Titanium diboride belongs to the non-oxide engineering ceramics 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 (12, in this case) are not shown.

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

Titanium Diboride (TiB₂)Yttria (Yttrium Oxide, Y₂O₃)

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Material Properties

Compressive (Crushing) Strength, MPa		3540
Compressive (Crushing) Strength, MPa		390

Density, g/cm³		4.5
Density, g/cm³		5.0

Elastic (Young's, Tensile) Modulus, GPa		290
Elastic (Young's, Tensile) Modulus, GPa		120

Maximum Temperature: Mechanical, °C		1270
Maximum Temperature: Mechanical, °C		2000

Specific Heat Capacity, J/kg-K		870
Specific Heat Capacity, J/kg-K		440

Stiffness to Weight: Axial, points		35
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		49
Stiffness to Weight: Bending, points		32

Thermal Conductivity, W/m-K		58
Thermal Conductivity, W/m-K		0.3

Thermal Diffusivity, mm²/s		15
Thermal Diffusivity, mm²/s		0.14

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

Titanium Diboride vs. Yttria

Material Properties

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