Reaction-sintered silicon carbide, silicon carbide grinding cylinders, silicon carbide rods, and non-pressure sintered inner linings are available in stock
BN99 Boron Nitride Tubes - The Ultimate High-Temperature Insulation Solution
In industries where extreme temperatures and electrical insulation are critical, BN99 Boron Nitride Tubes stand out as a superior material choice. These precision-engineered ceramic components offer exceptional thermal stability, electrical insulation, and chemical resistance, making them indispensable for high-performance applications.

Why Choose BN99 Boron Nitride Products?
Boron Nitride ceramics from Beineng Fine Ceramics provide unique advantages:
- Exceptional Thermal Stability: Withstands temperatures up to 3000°C in inert atmospheres
- Superior Electrical Insulation: Maintains insulating properties even at extreme temperatures
- Chemical Inertness: Resistant to most molten metals and corrosive environments
- Low Thermal Expansion: Minimizes thermal stress in temperature-cycling applications
- Customizable Designs: Available in tubes, plates, sleeves, and custom shapes
Key Applications
BN99 Boron Nitride components are revolutionizing various industries:
Semiconductor Manufacturing
Used as crucibles, insulators, and diffusion sources in crystal growth processes
Aerospace & Defense
Critical for thermal protection systems and high-temperature sensor insulation
Energy Sector
Essential for nuclear applications and high-voltage insulation
Industrial Processing
Ideal for molten metal handling, thermocouple protection, and furnace components
Custom Solutions Available
Beineng Fine Ceramics offers complete customization services for BN99 Boron Nitride products:
- Precision machining to exact specifications
- Custom shapes and sizes for specialized applications
- Surface treatments and coatings for enhanced performance
- Technical consultation for optimal material selection
Quality Assurance
Every BN99 Boron Nitride component undergoes rigorous quality control:
- Material purity verification
- Dimensional accuracy checks
- Performance testing under simulated operating conditions
- Traceability for critical applications
For industries demanding the highest performance in extreme environments, BN99 Boron Nitride products from Beineng Fine Ceramics provide the perfect combination of thermal management and electrical insulation properties. Contact us today to discuss your specific requirements and discover how our advanced ceramic solutions can enhance your application performance.