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Lead-alkali-silica Glass vs. Soda-lime Glass

Both lead-alkali-silica glass and soda-lime glass are glass and glass-ceramics. There are 5 material properties with values for both materials. Properties with values for just one material (21, in this case) are not shown.

For each property being compared, the top bar is lead-alkali-silica glass and the bottom bar is soda-lime glass.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 3.1
2.4
Elastic (Young's, Tensile) Modulus, GPa 67
70 to 71
Stiffness to Weight: Axial, points 12
16
Stiffness to Weight: Bending, points 43
56
Thermal Expansion, µm/m-K 9.0
8.8 to 9.0