High Thermal Conductivity Series – 100μm Aluminum Nitride (AlN) Filler

Xiamen Juci Technology Co., Ltd. introduces its high thermal conductivity series 100μm polycrystalline aluminum nitride (AlN) filler powder, a high-purity ceramic filler designed for advanced thermal management composites. Utilizing cutting-edge synthesis and classification technology, this product delivers exceptional thermal conductivity, excellent chemical stability, and optimized particle size distribution. It significantly enhances the heat dissipation performance of polymers, adhesives, and ceramic matrices, making it ideal for applications in electronic packaging, LED cooling, 5G communication devices, and high-power modules.

Key Features:

1、Ultra-High Thermal Conductivity

Polycrystalline AlN boasts a theoretical thermal conductivity of 170-200 W/(m·K), effectively addressing high heat flux dissipation challenges in electronic components.

Low coefficient of thermal expansion (≈4.6×10⁻⁶/K), matching semiconductor materials to minimize interfacial stress.

2、Precise Particle Size Control

D50 ≈ 100μm, with uniform particle distribution, optimizing packing density to form efficient thermal pathways.

Customizable surface treatments (e.g., silane coupling agent modification) to improve compatibility with resins and metals.

3、High Purity & Reliability

Purity ≥ 99%, oxygen content < 1%, ensuring minimal impact on dielectric properties.

High-temperature resistance (>1800°C) and corrosion resistance, suitable for harsh environments.

4、Versatile Applications

Thermal Adhesives/Pastes: Increases thermal conductivity when filled.

Ceramic Matrix Composites: Used for high-thermal-conductivity insulating substrates or packaging materials.

Thermal Interface Materials (TIMs): Reduces contact thermal resistance in electronic assemblies.