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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    to-3p/220/247/254/257/258/264 Aluminum Nitride Ceramic ...
    Dry-pressed Aluminum Nitride (AlN) heat sinks are high-performance thermal management components offering exceptional thermal conductivity (170-220
    W/mKW/mK
    W/mK
    ) and electrical insulation for high-power electronics. Produced via dry pressing and sintering, these ceramics are ideal for insulating substrates, LED packaging, and power transistors due to their high thermal shock resistance and low thermal expansion coefficient, closely matching silicon. 
    Key Characteristics of Dry-Pressed AlN Heat Sinks 
    • High Thermal Conductivity: Typically 170-220
      W/mKW/mK
      W/mK
       (up to 5-10 times higher than alumina), enabling efficient, rapid heat dissipation.
    • Electrical Insulation: High resistivity makes them ideal for applications requiring direct contact with electronic components without short-circuiting.
    • Thermal Expansion Match: The coefficient of thermal expansion (CTE) is close to that of silicon (Si), reducing thermal stress and fatigue at the component interface.
    • Thermal Shock Resistance: Good resistance to rapid temperature changes, allowing stability in harsh environments.
    • Process - Dry Pressing: A cost-effective, high-volume production method for shaping ceramic powder, suitable for simple to moderate geometries. 
    Common Applications 
    • Power Electronics: MOSFETs, IGBTs, and thyristors.
    • LED Cooling: High-power LED chip substrates.
    • Semiconductor Processing: Components requiring high temperature resistance and plasma resistance.
    • High-Frequency Devices: Used for their low dielectric loss. 
    Benefits of Dry Pressed AlN 
    • Compact Design: High thermal efficiency allows for smaller, lightweight heat sinks.
    • Long-Term Reliability: Excellent wear and corrosion resistance ensures durability.
    • High-Temperature Stability: Stable in various atmospheres at high temperatures (above 2200°C). 
    For specialized or precise applications, manufacturers such as FUBOON Advanced ceramics offer CNC machining of AlN components, while options for standard components are available from specialized suppliers like 3X Ceramic Parts. For general information, Morgan Technical Ceramics outlines the broader properties of aluminum nitride. 
    Show more

    Web results

    Dry Pressed Aluminum Nitride Ceramic Disc for Heat Sink


    Fujian Huaqing Electronic Material Technology Co.,Ltd
    https://www.huaqingcn.com › hot-pressed-aluminum-nitr...
    Fujian Huaqing Electronic Material Technology Co.,Ltd
    https://www.huaqingcn.com › hot-pressed-aluminum-nitr...
    Aluminum Nitride(AlN) Ceramic spacer has high thermal conductivity, low expansion coefficient, high temperature resistance, high resistivity, and low dielectric ...Read more
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    Web results

    Aluminum Nitride Ceramic Heat Sinks


    FUBOON Advanced ceramics
    https://www.fuboon.com › product › aluminum-nitride-c...
    FUBOON Advanced ceramics
    https://www.fuboon.com › product › aluminum-nitride-c...
    Made of Aluminum Nitride Ceramic, offers supreme thermal conductivity, electrical insulation, and lightweight, combining efficiency and sustainability in one.Read more

    Aluminium Nitride - Advanced Thermal Conductivity ...


    Morgan Technical Ceramics
    https://www.morgantechnicalceramics.com › materials
    Morgan Technical Ceramics
    https://www.morgantechnicalceramics.com › materials
    Aluminium nitride ceramics provide high thermal conductivity and electrical insulation, making them ideal for high-power electronic applications.

    Aluminum Nitride: Unpacking the “Miracle” Thermal Conductor ...


    ggsceramic.com
    https://ggsceramic.com › News
    ggsceramic.com
    https://ggsceramic.com › News
    Mar 7, 2025 — Aluminum nitride is a remarkable material for its characteristic high thermal conductivity. It also demonstrates high electrical conductivity and is an ...Read more
    People also ask
    Is aluminium good for a heat sink?
    Aluminium heatsinks have emerged as the preferred solution thanks to their high thermal conductivity, light weight, and cost-effective manufacturing. Compared to copper, aluminium is around one-third the weight and significantly more affordable, making it ideal for both high-performance and volume applications.Jul 17, 2025

    Complete Guide to Aluminium Heatsinks: Materials, Design ...


    BAL Group
    https://www.bal-group.com › aluminium-heatsinks-comp...
    BAL Group
    https://www.bal-group.com › aluminium-heatsinks-comp...
    What are the disadvantages of aluminum nitride?
    Another drawback is mechanical brittleness. While aluminum nitride is robust in thermal and dielectric contexts, it is brittle when subjected to mechanical stress. This renders processing more difficult when it is produced. Furthermore, the small substrate sizes now available make mass applications less frequent.Aug 4, 2025

    Advantages and Disadvantages of Aluminum Nitride Single Crystal ...


    Stanford Advanced Materials
    https://www.samaterials.com › blog › advantages-and-dis...
    Stanford Advanced Materials
    https://www.samaterials.com › blog › advantages-and-dis...
    What are the two types of heat sinks?
    Understanding Heat Sinks: Types, Technology, and How It Works
    Heat sinks, pivotal in electronics, fall into two primary categories: active and passive. Active heat sinks integrate components like fans or liquid cooling systems to actively enhance heat dissipation, while passive heat sinks rely on natural convection or conduction without additional mechanisms for cooling.Aug 5, 2024

    Understanding Heat Sinks: Types, Technology, and How It Works


    T-Global Technology
    https://www.tglobalcorp.com › news › blog › Understan...
    T-Global Technology
    https://www.tglobalcorp.com › news › blog › Understan...
    What are the different types of aluminum heatsinks?
    Types include active and passive heatsinks, with designs such as extruded, bonded fin, and stamped versions for different applications — from high-performance systems to compact electronics. Performance factors like surface area, airflow, and thermal resistance determine overall cooling efficiency.Oct 2, 2025

    Aluminum Heatsinks: Types, Function, and Efficiency Explained


    TPS Elektronik GmbH
    https://tps-elektronik.com › understanding-alu-heatsink-t...
    TPS Elektronik GmbH
    https://tps-elektronik.com › understanding-alu-heatsink-t...

    Web results

    Aluminium Nitride Thermal Pads


    High Voltage Forum
    https://highvoltageforum.net › ...
    High Voltage Forum
    https://highvoltageforum.net › ...
    You can order aluminium nitride ceramic thermal pads for TO-247 / TO-220 parts off of Alibaba express / Ebay. They are only about $1 each too.Read more

    Aluminum Nitride


    Sienna Technologies
    https://siennatech.com › aluminum-nitride
    Sienna Technologies
    https://siennatech.com › aluminum-nitride
    Sienna's ST-200 AlN can provide excellent solutions to thermal management problems in microwave electronics and high power electronics applications due to its ...Read more

    Influence of solid loading on microstructure evolution and ...


    ScienceDirect.com
    https://www.sciencedirect.com › article › abs › pii
    ScienceDirect.com
    https://www.sciencedirect.com › article › abs › pii
    by Y Tang · 2025 · Cited by 12 — AlN ceramic mini-channel heat sinks were designed and fabricated using the optimized DLP 3D printing and sintering parameters. The thermal management ...Read more

    Heat Sink AIN Aluminum Nitride Disc


    3X Ceramic Parts
    https://www.3xceramicparts.com › heat-sink-ain-aluminu...
    3X Ceramic Parts
    https://www.3xceramicparts.com › heat-sink-ain-aluminu...
    Heat Sink AIN Aluminum Nitride Disc ; Material Type: Aluminum Nitride ; Forming Way: dry pressing ; MOQ: 5 pcs ; Specification: custom make ; Density: 3.22g/cm3 ...Read more
    4.8(1,716)

    High performance liquid cooled aluminium nitride heat sinks


    ResearchGate
    https://www.researchgate.net › publication › 23370652...
    ResearchGate
    https://www.researchgate.net › publication › 23370652...
    They include laser cut microchannel coolers for chip and multichip heat sinks as well as dry pressed pin fin heat sinks for power electronics. ... 275. Figure 9.Read more

    Aluminium Nitride / Aluminum Nitride (AlN) - Properties and ...


    AZoM
    https://www.azom.com › article
    AZoM
    https://www.azom.com › article
    Sep 23, 2022 — This article provides details on how aluminium nitride is produced, key properties and its applications, including microelectronics.
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