Aluminum nitride ceramic disc

Aluminum nitride ceramic disc is an advanced ceramic material made mainly from aluminum nitride (AlN) through casting process and high-temperature sintering. This material is widely used in the fields of electronics, electrical, and industry due to its excellent performance.

Performance characteristics
High thermal conductivity:
The thermal conductivity of aluminum nitride ceramics is as high as 170-200 W/(m · K), which is much higher than that of ordinary ceramic materials. It can quickly transfer heat from the heat source to the heat dissipation area, effectively reducing local temperature.
Excellent electrical insulation performance:
Aluminum nitride ceramics have good electrical insulation properties and can work stably in high voltage environments, avoiding the risk of short circuits or leakage.
High temperature resistance and thermal stability:
Aluminum nitride ceramics can work stably for a long time in high temperature environments (usually above 800 ℃), and their thermal expansion coefficient is close to that of silicon chips, reducing failure problems caused by thermal stress.
High mechanical strength:
Aluminum nitride ceramics have high hardness and good wear resistance, and can withstand stress during mechanical processing and assembly, extending their service life.
High dimensional accuracy:
Through precision machining, aluminum nitride ceramic discs can be made into ultra-thin and high-precision shapes, meeting the needs of miniaturized electronic devices.

Application area
In the field of electronic appliances:
Aluminum nitride ceramic discs are widely used in devices such as computer CPU heat sinks and mobile phone chargers, providing efficient and stable heat dissipation solutions to ensure the normal operation of these devices.
Industrial manufacturing:
Aluminum nitride ceramic discs are commonly used in equipment such as high-temperature furnaces and industrial heaters for rapid and uniform heating, improving industrial production efficiency and product quality.
Aerospace field:
Due to its high temperature resistance and lightweight properties, aluminum nitride ceramic discs have become an ideal material for thermal management of aviation electronic equipment, helping to ensure the performance of aviation equipment in extreme environments.
Energy sector:
Aluminum nitride ceramic discs have a wide range of applications in fuel cell catalyst carriers, high-temperature turbine corrosion-resistant components, etc., helping with energy conversion and utilization.
Power electronic equipment:
Due to its excellent electrical insulation performance and high thermal conductivity, aluminum nitride ceramic discs are used as insulation materials in power electronic devices, effectively preventing charge leakage and improving equipment efficiency and reliability.

Aluminum nitride ceramic discs have shown great potential in various high-tech fields due to their high thermal conductivity, excellent electrical insulation performance, high temperature resistance, and mechanical strength.