information centre / Ceramic material / Introduction of Aluminum Nitride Ceramic Materials

Introduction of Aluminum Nitride Ceramic Materials

Introduction

Aluminum nitride is a high-performance ceramic with excellent electrical insulation and thermal conductivity, ideal for heat dissipation in semiconductor processing equipment. Its plasma resistance and mechanical strength make it crucial in optoelectronics and high-temperature components.

Contact Us
Live
Specifications|Support customization
Drawings of precision ceramic plates and rods
Plate material mm (L, H, and W can be selected as needed, customization supported)
L 3 5 8 10 12 15 18 20 22 25 28 More (Customizable)
W*H 100*100 90*140 95*145 150*150 160*160 122*290 110*275         More (Customizable)
Rod material mm (W, Ø can be selected as needed, customization supported)
Ø 0.5 0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 More (Customizable)
W 60 100 120 200               More (Customizable)
Features

Aluminum nitride (Aluminum Nitride, AlN) is an advanced ceramic material highly valued in high-tech industries for its excellent thermal conductivity and electrical insulation. Aluminum nitride also boasts high mechanical strength and stable chemical properties, making it an ideal choice for electronics and industrial applications.

1. Excellent Thermal Conductivity and Electrical Insulation

Aluminum nitride combines very high thermal conductivity with excellent electrical insulation, making it highly valuable in applications that require efficient heat dissipation alongside electrical isolation.

  • Efficient Thermal Management Solutions: Aluminum nitride’s high thermal conductivity makes it an ideal heat dissipation material for high-performance electronic devices such as power semiconductors, high-density integrated circuits, and high-frequency electronic components. These applications often require materials to rapidly and effectively dissipate heat to prevent performance degradation or damage due to overheating.
  • Electrical Applications: While maintaining high thermal conductivity, aluminum nitride also exhibits outstanding electrical insulation. This is crucial for insulation components in applications like power conversion equipment and high-voltage electrical applications, where materials need to efficiently transfer heat without conducting electricity.

2. Thermal Expansion Coefficient Matching Silicon and Excellent Plasma Resistance

Aluminum nitride’s thermal expansion coefficient closely matches that of silicon, a critical feature along with its plasma resistance, making it particularly important in semiconductor manufacturing.

  • Semiconductor Manufacturing: Due to its thermal expansion coefficient matching silicon, aluminum nitride minimizes thermal stresses caused by temperature variations when used as substrates or thermal interface materials in semiconductor devices. This is essential for enhancing the reliability and performance of semiconductor devices.
  • Plasma Resistance: During semiconductor processing, components often endure harsh plasma environments that can corrode or damage weaker materials. Aluminum nitride’s excellent plasma resistance allows it to maintain stability in these conditions, preserving both performance and structural integrity.

These characteristics of aluminum nitride underscore its critical importance in modern high-tech fields, particularly in high-performance electronic devices and semiconductor manufacturing. Its exceptional physical properties not only enhance equipment performance but also extend product longevity, providing reliable material solutions for a variety of demanding industrial applications.

Primary characteristics
Type Unit Aluminum Nitride
Material \ ALN
Colour \ Gray
Density g/cm3 3.3
Mechanical properties
Type Unit Aluminum Nitride
Flexural Strength(20℃) Mpa 470
Compressive Strength(20℃) Mpa 2100
Modulus of Elastic(young)(20℃) Gpa 320
Tracture Toughness(20℃) MPam½ 2.6
Poi sion’s Ratio(20℃) \ 0.24
Hardness HRA(20℃) HRA 87
Vickers Hardness(HV1) Gpa(kg/mm2) 1122
Rockwell Hardness(45N) R45N 78.5
Thermal properties
Type Unit Aluminum Nitride
Thermal Expansion Coefficient 10-6K-1 4.6
Thermal Conductivity(20℃) W/mk 170
Thermal Shock Resistance △T.℃ 400
Specific Heat Capacity J/g·k 0.72
Max working Temperature(In Oxidizing) 1000
Electrical properties
Type Unit Aluminum Nitride
Vol une Resistivity at 20℃ Ωcm 2.75*1014
Dielectric Strength KV/mm 17
Dielectric Constant \ 8.38
Dielectric LossAngle at 20℃,1MHz20℃ tanδ 3*10-3
*Values ​​are typical material properties, actual values ​​may vary due to product configuration and manufacturing process.
*For more details, please feel free to contact our company.
Other
Precision ceramic products
High-temperature silicon nitride ceramic tube

High-Temperature Silicon Nitride Ceramic Tube

Material:Silicon Nitride Ceramics

Describe:High-temperature silicon nitride ceramic tubes, thermal shock protective sleeves, and precision ceramic products excel in harsh environments. Known for heat resistance, thermal shock resistance, crucial in petrochemicals, aerospace, and energy sectors.

silicon nitride ceramic screws and nuts

Precision Silicon Nitride Ceramic Screw and Nut Fasteners

Material:Silicon Nitride Ceramics

Describe:Discover precision silicon nitride (Si3N4) ceramic screw and nut fasteners, ideal for high heat resistance and insulation. Widely used in semiconductor, aerospace, and automotive industries for their wear-resistant and insulating properties, these ceramic components excel where metal bolts may fail.

Aluminum oxide ceramic hollow tube

Alumina Ceramic Hollow Tube

Material:Alumina ceramics

Describe:Alumina Ceramic Hollow Tube, essential in high-tech and industrial sectors, offers excellent physical and chemical properties. Its high-purity alumina base and precision manufacturing ensure exceptional performance in extreme environments, from high temperatures to precise electrical insulation. Whether for structural support or electrical insulation, these tubes deliver reliable, durable performance.

SVS ceramic end gripper

Alumina ceramic handling arm

Material:Alumina ceramics

Describe:Customized alumina (Al2O3) ceramic handling arms, also known as semiconductor silicon wafer handling fork arms. These arms ensure secure connections and stable handling in semiconductor manufacturing and high-precision industrial automation due to their precise shapes, wear resistance, and high-temperature stability in clean environments.

laser-cut ceramic ring slice

Porous alumina ceramic gasket

Material:Alumina ceramics

Describe:Custom porous alumina (Al2O3) ceramic gaskets, or laser-cut ceramic rings, feature precision-drilled holes and unique shapes for precise component positioning. Alumina ceramic's high hardness and strength maintain shape and performance in high-pressure, high-friction conditions, ensuring stable equipment operation and longevity.

Custom ultra-large silicon nitride ceramic sleeve

Ultra-large Silicon Nitride Ceramic Sleeves

Material:Silicon Nitride Ceramics

Describe:Discover a silicon nitride ceramic sleeve with precise machining and a smooth outer surface, ensuring reliability in high-performance applications. Ideal for large-scale mechanical equipment like pumps or high-pressure systems, silicon nitride offers exceptional mechanical strength, high temperature resistance, thermal shock stability, and abrasion resistance.