10-300mm aluminum nitride ceramic rod

Aluminum nitride (AlN) ceramic rod is a high-performance ceramic material with excellent thermal conductivity, electrical insulation, high temperature resistance, and chemical stability. Our 10-300mm aluminum nitride ceramic rods are manufactured using high-purity raw materials and advanced sintering processes, ensuring that the products have high density, low porosity, and excellent mechanical properties.

Main characteristics
-High thermal conductivity: With a thermal conductivity of up to 170-200 W/(m · K), it is suitable for high heat dissipation demand scenarios.
-Excellent electrical insulation: volume resistivity>10 ¹⁴Ω· cm, suitable for high-voltage and high-frequency electronic devices.
-High temperature resistance: It can work stably in an environment above 800 ℃ for a long time, and can withstand temperatures up to 1200 ℃ in the short term.
-Low thermal expansion coefficient (4.5 × 10 ⁻⁶/℃), high compatibility with semiconductor materials, reduces thermal stress.
-Strong corrosion resistance: resistant to acid and alkali, antioxidant, suitable for harsh chemical environments.

Specification parameters
Diameter range: 10-300mm (customizable)
Length range: 10-500mm (customizable)
Density: ≥ 3.26 g/cm ³
Bending strength: ≥ 300 MPa
Thermal conductivity: 170-200 W/(m · K)
Surface roughness: Ra ≤ 0.4 μ m (can be polished to higher precision)

Application Fields
Aluminum nitride ceramic rods are widely used in the following industries due to their excellent performance:

1. Electronics and Semiconductor Industry
   -Semiconductor heat dissipation substrate: used for heat dissipation components such as high-power LEDs, IGBT modules, laser diodes, etc.
   -Vacuum coating equipment: used as a high-temperature and corrosion-resistant support rod or insulation component.
   -RF microwave devices: suitable for high-frequency circuit substrates to reduce signal loss.
2. New energy and power industry
   -Electric vehicle power module: a heat dissipation structural component used for battery management systems (BMS) and inverters.
   -Solar photovoltaic equipment: as an insulating support in high-temperature environments.
3. Industrial Manufacturing and Mechanical Engineering
   -High temperature furnace accessories: such as thermocouple protection tubes, heating element brackets, etc.
   -Precision mechanical components: used for wear-resistant and high-temperature resistant components such as high-precision bearings and guide rails.
4. Aerospace and Defense Technology
   -Radar system heat dissipation components: suitable for heat dissipation management of high-power electronic devices.
   -Missile and satellite components: resistant to high temperatures and radiation, suitable for extreme environments.

Customized service
We provide comprehensive customized services to meet the special needs of different customers:

1. Size customization
   -Support customized non-standard diameters (10-300mm) and lengths (10-500mm).
   -Can process irregular structures such as stepped shafts, perforated ceramic rods, etc.
2. Surface treatment
   -Precision Grinding: Provides high-precision cylindricity (± 0.01mm) and surface smoothness (Ra ≤ 0.2 μ m).
   -Metalization treatment: can be nickel plated, gold plated, silver plated, convenient for welding or conductive needs.
3. Performance optimization
   -Doping modification: Adjust the thermal expansion coefficient or mechanical strength to match specific application scenarios.
   -Coating Enhancement: Provides anti-oxidation and wear-resistant coatings to extend service life.

Our 10-300mm aluminum nitride ceramic rods are an ideal choice for high-end electronics, new energy, industrial manufacturing, and other fields due to their excellent thermal conductivity, high temperature resistance, and mechanical strength. We can provide professional technical support and efficient production services for both standard specifications and customized needs. Welcome to contact our sales team for detailed technical information and pricing!

Brudeze Ceramics supplies and sells a wide range of high-quality quartz glass, including alumina ceramics, zirconia ceramics, silicon nitride ceramics, aluminum nitride ceramics, silicon carbide ceramics, boron carbide ceramics, bioceramics, machinable ceramics, etc. We can meet the customization requirements of various ceramic products.