Boron Nitride Tube

Categories Boron Nitride, Ceramics Materials

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Additional information

Catalog No.	BN1674
Molecular Formula	BN
Appearance	White
Melting Point	2973 °C
Density	2.1 g/cm3 (h-BN); 3.45 g/cm3 (c-BN)
Refractive Index	1.8 (h-BN); 2.1 (c-BN)
Electrical Resistivity	13 to 15 10x Ω-m

Description:

Boron Nitride (BN) tubes are high-performance ceramic components known for their excellent thermal stability, chemical resistance, and outstanding electrical insulation. BN tubes offer superior thermal shock resistance, high-temperature capability, and excellent machinability, making them widely used in aerospace, semiconductor, high-temperature processing, and chemical industries.

High Thermal Stability – Withstands temperatures up to 2,000°C in inert atmospheres.
Excellent Electrical Insulation – Low dielectric constant and high breakdown voltage make it ideal for electronic applications.
Outstanding Chemical Inertness – Resistant to most acids, alkalis, and molten metals.
Low Thermal Expansion & High Thermal Conductivity – Ensures excellent thermal shock resistance.
Non-Wetting Property – Prevents adhesion of molten metals, making it ideal for metal processing applications.
Easy Machinability – Can be precisely shaped into customized components for specialized uses.

Applications:

Semiconductor & Electronics – Used as electrical insulators, thermal shields, and components in plasma-enhanced processes.
Aerospace & Defense – Ideal for thermal protection systems, high-temperature insulation, and advanced propulsion technologies.
Metal Processing & Casting – Applied in molten metal handling, crucibles, and protective linings.
Chemical & Industrial Processing – Suitable for high-temperature reactors, corrosion-resistant piping, and vacuum furnace components.
Laboratory & Research – Used in high-temperature testing, gas diffusion systems, and chemically aggressive environments.