Boron Nitride (BN) is a unique and versatile advanced material renowned for its exceptional thermal stability, chemical inertness, electrical insulation, and lubricating properties. Combining outstanding mechanical strength with a lightweight structure, BN is an ideal choice for a wide range of demanding applications across multiple industries.
Boron Nitride products are widely used across industries such as:
At AdValue Technology, we provide custom Boron Nitride products in various grades and shapes, tailored to meet specific application requirements.
| Grade | Unit | BN-A | BN-B | BN-E1 | BN-E2 | BN-AlN | BN-N | BN-S |
|---|---|---|---|---|---|---|---|---|
| Main Ingredients | BN99% | BN99% | BN+ZrO2+SiC | BN+ZrO2+SiC | BN+AlN | BN+Si3N4 | BN+SiO2 | |
| Density | g/cm3 | >2 | 2.15 | 2.3~2.35 | 2.6~2.7 | 2.8~2.9 | 2.5~2.6 | 2.1~2.15 |
| Hardness | HL | 300 | 450 | 570~620 | 520~550 | ≥650 | 650~680 | 700~750 |
| Flexural Strength | Mpa | 35 | 95 | 160 | 150 | 250~300 | 280 | 75 |
| Coefficient of Thermal Expansion (25°C~ 1200°C) | (10-6/K) | -1~2.5 | 1~2 | 2~3 | 3~5 | 4~5 | 2.5~3 | 2.5~3 |
| Thermal Conductivity at 20°C | W/mk | 50 | 35 | 15 | 30 | 65 | 45 | 20 |
| MAX-Temperature of use | Oxidizing | 900°C | 900°C | 900°C | 900°C | 950°C | 950°C | 1000°C |
| Vacuum | 1800°C | 1600°C | 1500°C | 1500°C | / | / | / | |
| Inert | 2200°C | 1800°C | 1700°C | 1700°C | 2000°C | 1700°C | 1000°C | |
| RT Resistivity | Ω.cm | >1014 | >1014 | >1012 | >1012 | >1014 | >1014 | >1014 |
| Property | Unit | Value | |
|---|---|---|---|
| Lattice constant | µ m | a:2.504×10-10 c:6.692×10-10 | |
| Apparent density | g/cm3 | 2.0 -2.21(board) 2.0 -2.17(crucible) | |
| Helium transmissivity | cm3/s | 1×10-12 | |
| Solidity by microscope | N/mm2 | 691.88 | |
| Volume resistivity | Ω·cm | 3.11×1011 | |
| Tensile strength | (Strength‖“C”)N/mm2 | 153.86 | |
| Bending strength | (Strength‖“C”)N/mm2, a: | 243.63 | |
| (Strength⊥“C”)N/mm2, c: | 197.76 | ||
| Elasticity modulus | N/mm2 | 235690 | |
| Pyroconductivity | W/m·k | “a” direction | “c“ direction |
| W/m·k (200℃) | 60 | 2.60 | |
| W/m·k (900℃) | 43.70 | 2.80 | |
| Dielectric strength (room temperature) | KV/mm | 56 | |
| Purity | ％ | 99.99-99.999 | |
Please contact us for more information or to request a quote. We are committed to delivering high quality Boron Nitride solutions tailored to your needs.
Technical Info