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Baria-alkali-silica Glass vs. Silicon Nitride

Baria-alkali-silica glass belongs to the glass and glass-ceramics classification, while silicon nitride belongs to the non-oxide engineering ceramics. There are 7 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is baria-alkali-silica glass and the bottom bar is silicon nitride.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 3.0
2.2 to 3.4
Elastic (Young's, Tensile) Modulus, GPa 80
140 to 310
Electrical Resistivity Order of Magnitude, 10x Ω-m 12
11 to 12
Flexural Strength, MPa 34
130 to 810
Stiffness to Weight: Axial, points 15
34 to 53
Stiffness to Weight: Bending, points 48
65 to 78
Thermal Expansion, µm/m-K 9.5
2.5 to 3.2