Creuset en nitrure d'aluminium
Creuset en nitrure d'aluminium
Pureté : 95%-99%
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Aluminum Nitride Crucible Data Sheet
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Code de référence : |
HM1920 |
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La pureté : |
95%-99% |
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Densité : |
3.32 g/cm3 |
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Appearance: |
Dark Gray / Light Gray / Beige |
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Shape: |
Cylinder, Conical Cylinder, Rectangular, T-shape, or Customized according to specific drawings. |
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Surface Roughness: |
Ra: 0.3-0.5 μm |
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Machining Precision: |
0.01 mm |
Aluminum Nitride Crucible Description
Aluminum Nitride (AlN) exhibits high temperature resistance, corrosion resistance, and excellent thermal conductivity, making it a preferred crucible material in various industries. Aluminum Nitride Crucible can work under 800℃ in air, 1700℃ in vacuum, and 2100℃ in an inert atmosphere. We 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 Crucible 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 Crucible Applications
- High-Temperature Metal Smelting
Aluminum nitride crucibles are widely used in high-temperature metal smelting processes, especially in the melting of non-ferrous metals such as aluminum, copper, silver, and gold. Their excellent high-temperature resistance and good thermal conductivity make them indispensable in these processes. - Electronic Component Manufacturing
Due to its high thermal conductivity and electrical insulation properties, aluminum nitride is used in the packaging and production of electronic components, such as LEDs, semiconductors, and laser diodes. - Precision Chemical Reactions
Aluminum nitride crucibles are used in high-temperature and corrosion-resistant chemical reactions, particularly in experiments and chemical reactions conducted under high-temperature conditions. - Optical and Laser Applications
In laser technology and optical devices, aluminum nitride crucibles are used for material processing and thermal management in high-temperature environments. - Heat Treatment in Vacuum and Inert Atmospheres
Aluminum nitride crucibles are employed in heat treatment processes under vacuum and inert gas atmospheres, especially in processes that require high temperatures and controlled atmospheric conditions.
Thermal Management Techniques- Electrical and Electronic Area
- automobile industry
- Aérospatiale
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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