MakeItFrom.com
Menu (ESC)

Mullite vs. Magnesium Titanate

Both mullite and magnesium titanate are oxide-based engineering ceramics. There are 10 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 mullite and the bottom bar is magnesium titanate.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 2.7 to 3.0
3.5
Dielectric Constant (Relative Permittivity) At 1 Hz 8.0
26
Dielectric Strength (Breakdown Potential), kV/mm 16 to 17
9.1
Electrical Dissipation At 1 MHz 0.0025
0.0013
Electrical Resistivity Order of Magnitude, 10x Ω-m 10 to 11
9.0
Flexural Strength, MPa 130 to 160
80
Specific Heat Capacity, J/kg-K 950
950
Thermal Conductivity, W/m-K 3.5 to 11
3.8
Thermal Diffusivity, mm2/s 1.4 to 3.7
1.1
Thermal Expansion, µm/m-K 5.8
8.0