Aluminium Nitride Tray [MH-ALNC995 -AluminiumNitride]
Product Features
Introducing our high-performance Aluminum Nitride (AlN) Ceramics, designed for advanced electronic and thermal management applications:
- Exceptional Thermal Conductivity: Provides thermal conductivity 5-10 times higher than alumina ceramics, making it ideal for applications requiring efficient heat dissipation.
- Low Dielectric Constant: Ensures low dielectric loss, making it suitable for high-frequency electronic applications.
- Reliable Insulating Properties: Offers excellent electrical insulation, ensuring operational safety in high-voltage conditions.
- High Mechanical Strength: With a flexural strength of 382.70 MPa, AlN ceramics provide robust support under mechanical stress, even at elevated temperatures.
- High-Temperature and Chemical Resistance: Resistant to high temperatures (up to 1600°C in an inert atmosphere) and corrosion, ensuring durability in harsh environments.
- Thermal Expansion Compatibility with Silicon: The thermal expansion coefficient of 2.805 x 10⁻⁶/°C closely matches that of silicon, making it ideal for semiconductor applications.
Applications
Aluminum Nitride ceramics are ideal for:
- High-Brightness LEDs Production: Provides efficient heat dissipation for enhanced LED performance.
- Substrate Material for Power Electronics: Ensures reliable thermal management and electrical insulation.
- Optical Communication Device Production: Low dielectric constant and high thermal conductivity make it perfect for high-frequency applications.
- Automotive Electronics: Ensures durability and performance in automotive electronics requiring robust heat dissipation.
- Semiconductor and CVD Manufacturing: Excellent high-temperature performance and thermal expansion compatibility with silicon.
- Optical Devices: Used in high-performance optical components requiring thermal and electrical insulation.
Technical Highlights
- High Thermal Conductivity: With a value of ≥170 W/m•K, AlN ceramics are highly efficient at heat management, essential for high-power applications.
- Superior Volume Resistivity: At 1.4 x 10¹⁴ Ω•cm, the ceramics maintain excellent electrical insulation, even in high-temperature conditions.
- Chemical Durability: Low corrosion rate of 0.97 mg/cm² ensures long service life in chemically aggressive environments.
- Thermal Shocking Resistance: No cracks under rapid temperature changes, demonstrating superior resilience in thermal cycling applications.
Technical Specifications
| Parameter | Value |
|---|---|
| AlN Purity (%) | 96 |
| Bulk Density (g/cm³) | 3.335 |
| Water Absorption (%) | 0.00 |
| Flexural Strength (MPa) | 382.70 |
| Dielectric Constant (MHz) | 8.56 |
| Thermal Expansion (20~300°C) (10⁻⁶/°C) | 2.805 |
| Thermal Conductivity (W/m•K) | ≥170 |
| Chemical Durability (mg/cm²) | 0.97 |
| Volume Resistivity (Ω•cm) | 1.4 x 10¹⁴ |
| Dielectric Strength (kV/mm) | 18.45 |
| Surface Roughness Ra (µm) | 0.3-0.5 |
| Camber (Length ‰) | ≤2 |
| Max. Operating Temperature in Air (°C) | 900°C ~ 1000°C |
| Max. Operating Temperature in Inert Atmosphere (°C) | <1600°C |
