Hexagonal Boron Nitride vs. GM-120 Glass Ceramic
Hexagonal boron nitride belongs to the non-oxide engineering ceramics classification, while GM-120 glass ceramic belongs to the glass and glass-ceramics. There are 9 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is hexagonal boron nitride and the bottom bar is GM-120 glass ceramic.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.9 to 2.1 | |
| 2.5 |
| Dielectric Strength (Breakdown Potential), kV/mm | 61 to 200 | |
| 11 |
| Elastic (Young's, Tensile) Modulus, GPa | 14 to 60 | |
| 56 |
| Electrical Resistivity Order of Magnitude, 10x Ω-m | 13 to 15 | |
| 10 |
| Flexural Strength, MPa | 18 to 140 | |
| 57 |
| Stiffness to Weight: Axial, points | 4.1 to 18 | |
| 13 |
| Stiffness to Weight: Bending, points | 42 to 69 | |
| 52 |
| Thermal Conductivity, W/m-K | 29 to 96 | |
| 3.0 |
| Thermal Expansion, µm/m-K | 0.54 to 18 | |
| 9.5 |