Pyrolytic Boron Nitride Tube
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Pyrolytic Boron Nitride Tube is a high-performance ceramic component manufactured through advanced chemical vapor deposition (CVD) technology. Featuring a unique polycrystalline structure with purity typically exceeding 99.99%, it delivers exceptional performance consistency and reliability. NexusX Advanced Materials, as a premier manufacturer and supplier of high-quality pyrolytic boron nitride products, focuses on producing high-precision pyrolytic boron nitride tubes for diverse application fields.
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Pyrolytic Boron Nitride Tube Data Sheet
| Purity: | 99.99%-99.999% |
| Color: | White |
| Density: | 1.95-2.20 g/cm3 |
| Production Method: | CVD |
Pyrolytic Boron Nitride Tube Descriptions
Pyrolytic Boron Nitride (PBN) Tube is a high-purity, high-performance ceramic material produced via Chemical Vapor Deposition (CVD), ensuring superior thermal stability (up to 2000°C), excellent corrosion resistance, and reliable electrical insulation. It eliminates the need for conventional hot-pressing or sintering additives, distinguishing it from traditional hot-pressed boron nitride. NexusX Advanced Materials provides precision-engineered PBN products in standard and custom geometries, rigorously quality-controlled to deliver reliable performance in demanding thermal, semiconductor, and high‑purity applications.
Pyrolytic Boron Nitride Tube Advantages
- Exceptional High-Temperature Stability: Operates reliably at 2300°C in inert atmospheres and 1800°C in oxidizing environments.
- Superior Thermal Shock Resistance: Withstands extreme rapid temperature cycling without cracking.
- Excellent Thermal Conductivity & Electrical Insulation: High axial thermal conductivity combined with effective electrical insulation.
- Ultra-Low Permeability: Dense structure prevents gas penetration.
High Chemical Inertness: Resistant to most molten metals, halogens, and corrosive substances.
Pyrolytic Boron Nitride Tube Applications
- Semiconductor crystal growth systems (LED, laser diode production)
- High-temperature furnace liners and thermocouple protection tubes
- Aerospace thermal management components
- Specialized metallurgy and precision casting
- Scientific research apparatus
Pyrolytic Boron Nitride Packaging
Pyrolytic Boron Nitride Ceramic products are typically packaged in vacuum-sealed bags to prevent moisture or contamination, and wrapped with foam to cushion vibrations and impacts during transport, ensuring the quality of products in their original condition.
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- SAFETY DATA SHEET (SDS) -Pyrolytic Boron Nitride Tube
FAQ
What is Pyrolytic Boron Nitride Tube??
Pyrolytic Boron Nitride tube is a ceramic tube made of high-purity boron nitrde via Chemical Vapor Deposition (CVD). It offers exceptional thermal stability, chemical inertness, and high thermal conductivity, widely used in semiconductor, optoelectronics, and high-temperature processing.
What are the main applications of pyrolytic boron nitride tubes?
Pyrolytic boron nitride (PBN) tubes are primarily used in Molecular Beam Epitaxy (MBE), Metal-Organic Chemical Vapor Deposition (MOCVD), crystal growth, high-temperature furnace linings, semiconductor diffusion processes, and high-temperature containers in vacuum environments.
What advantages do pyrolytic boron nitride tubes over other ceramic tubes (e.g., quartz, alumina)?
Pyrolytic Boron Nitride tubes offer higher thermal stability (up to 2300℃), lower gas permeability, excellent thermal shock resistance, and non-wetting properties with most metal melts, outperforming quartz and alumina in high-temperature vacuum applications.
What is the maximum operating temperature of pyrolytic boron nitride tube?
In inert or vacuum atmospheres, pyrolytic boron nitride tubes can withstand temperatures up to 2300℃, with a recommended long-term operating temperature below 1800℃ for optimal stability.
Can pyrolytic boron nitride tube be customized in size and shape?
Yes. NexusX Advanced Materials offers customization of diameter, length, wall thickness, and end shapes, along with machining services (e.g., drilling, cutting) to meet specific equipment requirements.
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