Boron nitride
Specification: Hexagonal boron nitride 98%, 99%
Package: 1kg per Aluminum foil bag.
Appearance: White powder.
Application: It can be used Alloys industrial, high temperature resistant material, lubricant etc.
Index name |
The parameter |
Chemistry structural formula |
BN |
Molecular weight |
24.82 |
Appearance |
White power |
Crystal structure |
Hexagonal |
Density |
2.2-2.3g/cm3 |
Resistivity |
>1015Ω.cm |
Thermal conductivity at 1500°C |
30W/(m.k) |
Dielectric constant 108Hz |
4 |
Breakdown strength |
2-3 kv/mm |
Mohs hardness |
2 |
Term |
1st grade |
2nd grade |
Boron Nitride % min |
98 |
99 |
Nitrogen min. |
55.3 |
56.1 |
Boron oxide % max. |
0.13 |
0.08 |
Oxygen%max |
1.0 |
0.5 |
Free Boron % max |
0.5 |
0.5 |
Carbon% max. |
0.15 |
0.05 |