Boron Carbide vs. GM-120 Glass Ceramic
Boron carbide belongs to the non-oxide engineering ceramics classification, while GM-120 glass ceramic belongs to the glass and glass-ceramics. There are 8 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 boron carbide and the bottom bar is GM-120 glass ceramic.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 2.1 to 2.7 | |
| 2.5 |
| Elastic (Young's, Tensile) Modulus, GPa | 240 to 460 | |
| 56 |
| Electrical Resistivity Order of Magnitude, 10x Ω-m | 0 to 11 | |
| 10 |
| Flexural Strength, MPa | 170 to 410 | |
| 57 |
| Stiffness to Weight: Axial, points | 63 to 100 | |
| 13 |
| Stiffness to Weight: Bending, points | 91 to 100 | |
| 52 |
| Thermal Conductivity, W/m-K | 31 to 90 | |
| 3.0 |
| Thermal Expansion, µm/m-K | 4.5 to 5.6 | |
| 9.5 |