Technical Specification
| BN Purity (%) | >99.5% |
| Density (g/cm3) | 1.95±0.05 |
| Hardness (kg/mm2) | 4 |
| Porosity (%) | <15% |
| Flexural Stength (Mpa) | 22 |
| Coefficient of thermal expansion (25℃- 1900℃ ( 10-6/k) | -1~1.2 |
| Thermal conductivity at 25℃ (W/mk) | 50-70 |
| Max Operating Temperature | 850℃ (in air) |
| >2000℃ (in inert atmosphere) | |
| RT Resistivity ( Ω .cm) | >1014 |

Product features and advantages:
● Adopt high-temperature boron nitride raw materials with international advanced technology to ensure material purity and high temperature resistance.
● Adopt cold isostatic pressing and hot pressing sintering process of bidirectional pressing, the material has high density and long service life.
● Stable and mature production technology and process, without adding any binder, to ensure material stability.
Application:
● High purity boron nitride crucible for molten metal
● Nitride phosphors, silicon nitride, aluminum nitride and other ceramics and powders
● Crucible and setter for sintering.
● High temperature furnace electrode insulation and protection tube
● Boron nitride insulation components for polysilicon ingot furnace



