information centre / Ceramic material / Introduction of Boron Nitride Ceramic Materials
Introduction of Boron Nitride Ceramic Materials
Introduction
Boron Nitride (BN) ceramic resists temperatures up to 850°C in air and 2000°C in inert gas. With excellent thermal stability and conductivity, it is ideal for high-temperature furnaces and chemical processing equipment.
Contact Us
Live
E-mail:sales01@hkceramic.com
Specifications｜Support customization
| Plate material mm (L, H, and W can be selected as needed, customization supported) | ||||||||||||
| L | 3 | 5 | 8 | 10 | 12 | 15 | 18 | 20 | 22 | 25 | 28 | More (Customizable) |
| W*H | 100*100 | 90*140 | 95*145 | 150*150 | 160*160 | 122*290 | 110*275 | More (Customizable) | ||||
| Rod material mm (W, Ø can be selected as needed, customization supported) | ||||||||||||
| Ø | 0.5 | 0.8 | 0.9 | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | More (Customizable) |
| W | 60 | 100 | 120 | 200 | More (Customizable) | |||||||
Features
Boron Nitride ceramic (BN) is a highly unique and useful ceramic material, possessing several noteworthy attributes.
1. Outstanding Mechanical Performance and Applications
Boron Nitride ceramic exhibits excellent mechanical characteristics, including high purity and low density, making it excel in various applications.
- Density: 1.95±0.05 g/cm³
- Purity: BN purity up to 99.5%
- Hardness: 4 Kg/mm²
- Porosity: 15%
- Flexural Strength: At 20℃, flexural strength is 22 MPa
These mechanical properties enable Boron Nitride ceramic to be widely used in industrial sectors, especially in environments requiring high purity and specific mechanical properties.
2. Excellent Thermal Properties
Boron Nitride ceramic also possesses exceptional thermal properties, including high temperature stability and good thermal conductivity, making it suitable for various high-temperature applications.
- Maximum Operating Temperature:
- Maximum operating temperature in air is 850℃
- Maximum operating temperature in inert gases can reach 2000℃
- Thermal Conductivity: At 25℃, thermal conductivity is 50-70 W/(m·K)
- Thermal Expansion Coefficient: In the range of 25℃ to 1900℃, thermal expansion coefficient is 1-1.2 × 10⁻⁶/K
These thermal characteristics make Boron Nitride ceramic highly valuable in applications requiring high temperature stability and good thermal conductivity, such as high-temperature furnaces and chemical processing equipment.
Physical properties
| Material Properties & Physical Performance | Units | Typical Values |
| Colour | white | |
| Density | g/cm3 | 1.95±0.05 |
| BN Puriy | % | 99.5 |
| Hardness | Kg/mm² | 4 |
| Porosity | % | 15 |
| Flexural Strength(20℃) | Mpa | 22 |
Thermal properties
| The rmodynamic property | Units | Typical Values |
| Maximum Use Temperature | Oxygen-rich environment | 850℃ |
| 2000℃ | ||
| Thermal Conductivity(25℃) | W/(m·K) | 50-70 |
| Thermal Expansion Coefficient(25℃-1900℃) | 10-6/K | 1-1.2 |
Electrical properties
| Electricl Protperties | Units | Typical Values |
| RT Resistivity | Ω.cm | 1416 |
*Values are typical material properties, actual values may vary due to product configuration and manufacturing process.
*For more details, please feel free to contact our company.
*For more details, please feel free to contact our company.
Other
Precision ceramic products
Zirconia ceramic insulator
Material：Zirconia Ceramics
Describe：Zirconia ceramic insulators with smooth surfaces and precise designs provide effective electrical insulation and stability. Their high hardness and strength maintain performance under high pressure and temperature, ensuring stable operation and equipment longevity.
Corrosion-resistant Alumina Ceramic Rotor Shaft
Material：Alumina ceramics
Describe：Corrosion-resistant Alumina Ceramic Rotor Shaft, also known as porous retaining rings, feature precise designs with drilled holes for secure connection. Their high hardness and strength ensure stability and durability under pressure, ideal for long-lasting equipment performance.
Alumina ceramic handling arm
Material：Alumina ceramics
Describe：Customized alumina (Al2O3) ceramic handling arms, also known as semiconductor silicon wafer handling fork arms. These arms ensure secure connections and stable handling in semiconductor manufacturing and high-precision industrial automation due to their precise shapes, wear resistance, and high-temperature stability in clean environments.
60mm diameter zirconia ceramic corrugated tube
Material：Zirconia Ceramics
Describe：A 60mm diameter zirconia ceramic corrugated tube offers exceptional heat resistance, wear resistance, and flexibility. Widely used in electronics, mechanical engineering, medical, and aerospace industries for enhanced production efficiency and reliability.
Aluminum Nitride Precision Ceramic Accessories
Material：Aluminum Nitride Ceramics
Describe：Aluminum Nitride Precision Ceramic Accessories offer precise perforation for mechanical support, electrical insulation, and thermal management enhancement in precision applications.
Customized 96/99 Alumina Ceramic Heat Sink
Material：Alumina ceramics
Describe：Customized 96/99 Alumina Ceramic Heat Sink, also known as porous retaining rings, feature precise designs with drilled holes for secure connection. Their high hardness and strength ensure stability and durability under pressure, ideal for long-lasting equipment performance.