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.
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| 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.
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