Boron Nitride Plates/Trays [MH-BNC995T - BoronNitride]
Product Features
Introducing our high-performance Boron Nitride (BN) Products, designed for high-temperature applications and exceptional durability:
- High Purity and Density: Featuring >99.5% BN purity and a density of 1.95±0.05 g/cm³, ensuring superior performance in extreme conditions.
- Exceptional Thermal Properties: With a maximum operating temperature of 850°C in air and >2000°C in inert atmospheres, the material is perfect for high-temperature applications.
- Superior Mechanical Strength: The flexural strength of 22 MPa and hardness of 4 kg/mm² ensure that these products maintain structural integrity under stress.
- No Binder Additives: Our process excludes the use of binders, ensuring the stability and purity of the final product.
Applications
Boron Nitride products are ideal for:
- High-Purity Crucibles: Suitable for molten metal handling in extreme temperature environments.
- Crucible and Bearing Plates: Designed for the sintering of nitride phosphors, silicon nitride, aluminum nitride, and other ceramics and powders.
- High-Temperature Furnace Components: Including electrode insulation parts and protective tubes for use in extreme thermal conditions.
- Boron Nitride Insulation: Used in polysilicon ingot furnaces for insulation assemblies.
Technical Highlights
- Cold Isostatic Pressing and Hot Pressing Sintering: Utilizes advanced two-way pressure sintering technology to create highly dense and durable materials.
- Low Thermal Expansion: Coefficient of thermal expansion is controlled between -1 to 1.2 (10⁻⁶/K), ensuring dimensional stability in temperature variations.
- High Thermal Conductivity: With thermal conductivity ranging from 50-70 W/mK, these products efficiently manage heat, ensuring consistent performance in high-temperature environments.
Technical Specifications
| Parameter | Value |
|---|---|
| BN Purity (%) | >99.5 |
| Other Components | No |
| Density (g/cm³) | 1.95±0.05 |
| Hardness (kg/mm²) | 4 |
| Porosity (%) | <15 |
| Flexural Strength (MPa) | 22 |
| Coefficient of Thermal Expansion (10⁻⁶/K) | -1~1.2 |
| Thermal Conductivity (W/mK) | 50-70 |
| Max. Operating Temperature in Air (°C) | 850°C |
| Max. Operating Temperature in Inert Atmosphere (°C) | >2000°C |
| Room Temperature Resistivity (Ω•cm) | 10¹⁴ |



