Aluminum Nitride Washer
Aluminum Nitride Washer
Purity: 95%-99%
- Custom sizes and standard sizes in stock
- Quick Lead Time
- Competitive Price
Aluminum Nitride Washer is a high-performance ceramic component with exceptional thermal conductivity, electrical insulation, high-temperature resistance, and chemical stability. It plays a crucial role in electronics, aerospace, and semiconductor maufacturing. As a leading supplier and manufacturer of premium alumina products, Shanghai Yuepeng can supply high-quality aluminum nitride washers with various specifications and competitive prices, offering customized solutions to meet specific requirements.
Aluminum Nitride Washer Data Sheet
| Reference Code: | HM1922 |
| Purity: | 95%-99% |
| Density: | 3.32 g/cm3 |
| Appearance: | Dark Gray / Light Gray / Beige |
| Shape: | Cylinder, Conical Cylinder, Rectangular, T-shape, or Customized according to specific drawings. |
| Surface Roughness: | Ra: 0.3-0.5 μm |
| Machining Precision: | 0.01 mm |
Aluminum Nitride Washer Description
Aluminum Nitride (AlN) is made of high-purity aluminum nitride ceramic, exhibiting high temperature resistance, corrosion resistance, and excellent thermal conductivity. It is widely used in the electronics industry (e.g., power modules and LED packaging), high-temperature equipment, and microelectronics packaging for heat dissipation, insulation, and support. Shanghai Yuepeng can offer both bulk molding and custom single-piece options to meet diverse industrial and research requirements, with flexible and rapid customization of product size and scale.
Aluminum Nitride Washer Advantages
- High thermal conductivity (170-230 W/mK), up to 9.5 times that of alumina.
- A thermal expansion coefficient similar to that of silicon (Si).
- Superior electrical insulation and lower dielectric constant.
- Higher mechanical strength (450 MPa).
- Excellent resistance to molten metal corrosion.
- High purity and non-toxic.
Aluminum Nitride Washer Applications
- Electronics and Semiconductors: Used as insulating washers in electronic devices, providing excellent electrical insulation while maintaining high thermal conductivity.
- Power Modules: Applied in power electronic assemblies to manage heat flow and ensure electrical isolation in high-performance systems.
- LED Packaging: Serves as a thermal interface in LED modules, helping to dissipate heat and improve device reliability.
- High-Frequency Devices: Used in RF and microwave applications where low dielectric loss and high thermal stability are critical.
- Aerospace and Automotive: Functions as a reliable insulating and heat-spreading component in harsh environments with demanding thermal and mechanical requirements.
Semiconductor Equipment
Power Electronics
LED and Optoelectronics- Aerospace and Automotive
Aluminum Nitride Material Properties
Aluminum Nitride Material Grades
HMAN1000 is our standard high purity aluminium nitride with a thermal conductivity of 170 W/mK. This is the same thermal performance as our substrate material but offers the possibility of larger pieces in length/width and in thicknesses up to 30mm.
HMAN1000 has good coefficient of thermal expansion – matched to silicon and gallium nitride over wide temperature ranges.
HMAN100 Applications:
- High power insulators
- Laser components
- Water cooled heatsinks
- Power electronics
- Aerospace, medical and semiconductor components
HMAN1000S 170 W/mK is our standard high thermal conductivity substrate material, However, other high-performance grades are also available.
HMAN1000S Applications:
- Heat sinks
- Heat spreaders
- Laser heatsinks power rectifiers
- Aerospace, power electronics, rectifiers
HMAN2000 is one of our enhanced grades of aluminium nitride, offering all the mechanical performance of HMAN1000 with the enhanced benefits of 200 W/mK thermal conductance.
HMAN2000 Applications:
- Heat sinks
- Heat spreaders
- Laser heatsinks power rectifiers
- Aerospace, power electronics, rectifiers
HMAN3000 is one of our enhanced grades of aluminium nitride offering, all the mechanical performance of HMAN1000 with the enhanced benefits of 230 W/mK thermal conductance.
HMAN3000 Applications:
- Heat sinks
- Heat spreaders
- Laser heatsinks power rectifiers
- Aerospace, power electronics, rectifiers
HMAN4000 is one of our enhanced grades of aluminium nitride offering, all the mechanical performance of HMAN1000 with the enhanced benefits of 200 W/mK thermal conductance.
HMAN4000 Applications:
- Heat sinks
- Heat spreaders
- Laser heatsinks power rectifiers
- Aerospace, power electronics, rectifiers
Aluminum Nitride Ceramic Machining
Aluminum Nitride (AlN) ceramic machining is a precise process used to fabricate high-performance components from aluminum nitride materials. Machining aluminum nitride ceramics requires specialized equipment and techniques to handle their brittleness and hardness. Proper tooling and controlled environments are essential to avoid material damage and achieve the desired surface finish and dimensional accuracy. The common machining methods are as follows:
- Diamond Cutting: Diamond tools are used to achieve fine precision and smooth surface finishes, ideal for complex shapes.
- Laser Cutting: A non-contact method used for intricate shapes, with high precision and minimal thermal impact.
- Precision Grinding: Utilized to achieve fine tolerances and surface finishes. Requires special care to prevent cracking or chipping due to the ceramic’s brittleness.
- Wire EDM (Electrical Discharge Machining): A method often used for intricate cutting, especially for thin and complex geometries.
Aluminum Nitride Ceramic Packaging
Aluminum 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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