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C-310 Titania-based Ceramic vs. Alumina

Both C-310 titania-based ceramic and alumina are oxide-based engineering ceramics. There are 11 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is C-310 titania-based ceramic and the bottom bar is alumina.

Metric UnitsUS Customary Units

Mechanical Properties

Flexural Strength, MPa 75
260 to 430

Thermal Properties

Specific Heat Capacity, J/kg-K 750
870 to 940
Thermal Conductivity, W/m-K 3.5
14 to 30
Thermal Expansion, µm/m-K 7.0
6.7 to 8.2

Electrical Properties

Dielectric Constant (Relative Permittivity) At 1 Hz 70
8.0 to 9.0
Dielectric Strength (Breakdown Potential), kV/mm 9.0
8.9 to 12
Electrical Dissipation At 1 Hz 0.0056
0.00031 to 0.0011
Electrical Dissipation At 1 MHz 0.0018
0.00049 to 0.0013
Electrical Resistivity Order of Magnitude, 10x Ω-m 10
6.2 to 14

Otherwise Unclassified Properties

Density, g/cm3 3.7
3.4 to 4.1

Common Calculations

Thermal Diffusivity, mm2/s 1.3
3.7 to 10