Cordierite vs. Aluminum Titanate

Both cordierite and aluminum titanate are oxide-based engineering ceramics. There are 9 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is cordierite and the bottom bar is aluminum titanate.

Cordierite Aluminum Titanate (Al₂TiO₅)

Metric UnitsUS Customary Units

Material Properties

Density, g/cm³		2.0 to 2.2
Density, g/cm³		3.2

Elastic (Young's, Tensile) Modulus, GPa		62
Elastic (Young's, Tensile) Modulus, GPa		13

Flexural Strength, MPa		17 to 32
Flexural Strength, MPa		29

Fracture Toughness, MPa-m^1/2		2.0
Fracture Toughness, MPa-m^1/2		1.0

Maximum Temperature: Mechanical, °C		1150
Maximum Temperature: Mechanical, °C		1250

Stiffness to Weight: Axial, points		15 to 17
Stiffness to Weight: Axial, points		2.2

Stiffness to Weight: Bending, points		59 to 67
Stiffness to Weight: Bending, points		24

Thermal Conductivity, W/m-K		1.3 to 1.7
Thermal Conductivity, W/m-K		1.6

Thermal Expansion, µm/m-K		2.9 to 4.8
Thermal Expansion, µm/m-K		2.9

Cordierite vs. Aluminum Titanate

Material Properties

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