Product Name: Boron Nitride Ring
Material: High-Purity Boron Nitride (BN)
Material Characteristics: Thermal shock resistance, electrical insulation, chemical inertness, low friction, high temperature stability
Application Fields: High-temperature sealing, semiconductor fixtures, furnace insulation, crystal growth systems
Application Industries: Semiconductor, vacuum technology, metallurgy, aerospace
Processing Challenges: Maintaining concentricity, preventing deformation during firing, achieving precise dimensional control
Processing Flow: Powder preparation → Isostatic pressing → High-temperature sintering → Precision machining → Quality inspection → Packaging
Delivery Time: 38-52 days for standard rings, 58-75 days for customized designs
Boron Nitride Rings are specially designed sealing and insulation components for extreme temperature applications. Produced from high-purity boron nitride ceramic, these rings maintain excellent dimensional stability and electrical insulation properties in high-temperature environments, outperforming traditional graphite and ceramic rings through their unique combination of thermal and mechanical properties.
Key Features:
Exceptional Thermal Stability - Maintains structural integrity and dimensional stability at temperatures up to 2000°C in inert atmospheres.
Excellent Sealing Performance - Low friction coefficient and thermal expansion provide reliable sealing in high-temperature vacuum and pressure systems.
Superior Electrical Insulation - Volume resistivity >10¹⁴ Ω·cm ensures reliable electrical isolation in high-temperature applications.
Outstanding Thermal Shock Resistance - Withstands rapid temperature changes up to 1500°C without cracking or degradation.
Chemical Inertness - Highly resistant to most molten metals, slags, and corrosive chemicals, ensuring long service life.
Precision Dimensional Control - Maintains concentricity within 0.01 mm and dimensional tolerances within ±0.02 mm.
