Boron nitride parts refer to components made of boron nitride ceramic material, which has excellent thermal and chemical stability, high electrical insulation, and high thermal conductivity. Boron nitride parts can be used in a wide range of applications, such as high-temperature furnace components, electrical insulators, cutting tools, and semiconductor processing equipment.
| Parameter | Value |
|---|---|
| Density | 1.85-2.0 g/cm3 |
| Young's modulus | 280 GPa |
| Poisson's ratio | 0.17-0.19 |
| Thermal conductivity | 25-180 W/mK |
| Coefficient of thermal expansion (CTE) | 1-4.5 x 10^-6/K |
| Max. service temperature (in air) | 900-1400°C |
| Dielectric strength | 12-70 kV/mm |
| Volume resistivity | >10^13 Ω·cm |
| Dielectric constant | 3-4.1 |
| Fracture toughness | 1.5-3.5 MPa·m^0.5 |
