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Alumina-lime-silica Glass vs. Graphite

Alumina-lime-silica glass belongs to the glass and glass-ceramics classification, while graphite belongs to the non-oxide engineering ceramics. There are 6 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 alumina-lime-silica glass and the bottom bar is graphite.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 2.8
1.8
Elastic (Young's, Tensile) Modulus, GPa 90
21
Flexural Strength, MPa 46
80
Stiffness to Weight: Axial, points 18
6.7
Stiffness to Weight: Bending, points 53
53
Thermal Expansion, µm/m-K 4.3
4.9