Overview of Standard Aluminum Nitride AIN Ceramic Sheet and Substrate

Aluminum Nitride (AlN) ceramic is an advanced technical ceramic material known for its unique combination of extremely high thermal conductivity and excellent electrical insulation properties. Unlike traditional alumina or beryllium oxide ceramics, AlN offers a thermal conductivity close to that of metals like aluminum and copper, while still acting as a robust electrical insulator. It is typically produced via powder processing and sintering, resulting in a dense, hard, and durable material ideal for demanding thermal management applications.

Features of Standard Aluminum Nitride AIN Ceramic Sheet and Substrate

High Thermal Conductivity: Possesses a theoretical thermal conductivity of up to 320 W/m·K, with commercial grades typically ranging from 170 to 230 W/m·K, effectively dissipating heat in high-power circuits.

Excellent Electrical Insulation: Despite its metal-like heat transfer, it maintains a high volume resistivity and dielectric strength, preventing short circuits and ensuring device safety.

Low Thermal Expansion Coefficient (CTE): Its CTE closely matches that of silicon (Si) and Silicon Carbide (SiC), minimizing thermal stress and improving reliability in semiconductor packaging.

High Mechanical Strength & Corrosion Resistance: It offers good flexural strength and is resistant to attack from many molten metals and chemicals.

Non-Toxic: AlN is a safe alternative to Beryllium Oxide (BeO) ceramics, which pose serious health risks during processing and disposal.

Specification of Standard Aluminum Nitride AIN Ceramic Sheet and Substrate

Criterion Aluminum Nitride (AlN) Ceramic Sheet and Substrate

Key Includes

High thermal conductivity. Aluminum nitride ceramic transfers heat quite possibly. It works better than several various other ceramic products. This makes it suitable for parts that have to stay great under hefty use.

Excellent electrical insulation. Also at high temperatures, AlN keeps electricity from going through. This safeguards sensitive electronics and makes sure safe operation.

Reduced thermal growth. The product expands extremely little when warmed. It matches well with silicon and various other semiconductors. This reduces stress and anxiety during temperature level changes and improves dependability.

Solid mechanical performance. AlN sheets are tough and rigid. They stand up to wear and keep their shape over time. This helps them last much longer in demanding atmospheres.

Technical Specs

– Thermal conductivity: 170– 220 W/m · K.
– Dielectric strength: ≥ 15 kV/mm.
– Coefficient of thermal growth (25– 400 ° C): 4.5 × 10 ⁻⁶/ ° C.
– Flexural stamina: ≥ 350 MPa.
– Thickness: 3.26– 3.30 g/cm TWO.
– Purity: ≥ 99.0% AlN.

Typical Applications

These ceramic sheets and substratums are utilized in power electronic devices, LED lights, laser diodes, RF tools, and automobile sensing units. Their capability to manage heat while obstructing power makes them ideal for high-performance circuits. Lots of suppliers pick AlN when dependability and thermal management are vital.

Available Kinds

We provide conventional AlN sheets in densities from 0.25 mm to 2.0 mm. Customized shapes and sizes are also readily available. All items meet strict quality assurance criteria. Surface surface and monotony can be readjusted based upon your requirements.

Applications of Standard Aluminum Nitride AIN Ceramic Sheet and Substrate

Applications of Standard Aluminum Nitride (AlN) Ceramic Sheet and Substrate

High-Performance Electronic devices

Light weight aluminum nitride ceramic sheets are widely made use of in high-power digital gadgets. Their excellent thermal conductivity assists relocate warmth away from delicate parts. This keeps elements cool down throughout operation. Consequently, gadgets last much longer and function more dependably. You will find AlN substrates in LED illumination components, laser diodes, and RF power amplifiers.

Advanced Semiconductor Packaging

In semiconductor manufacturing, AlN substratums work as perfect platforms for chip mounting. They use solid electric insulation while allowing efficient warmth dissipation. This combination is critical for high-frequency and high-voltage applications. Designers choose AlN over various other products when efficiency and security issue many.

Sensors and Optoelectronics

AlN’s steady structure and resistance to harsh atmospheres make it appropriate for sensing units made use of in extreme conditions. It works well in stress sensing units, temperature level sensors, and infrared detectors. In optoelectronic systems, the material’s transparency to particular wavelengths sustains clear signal transmission without interference.

Aerospace and Protection Equipments

Military and aerospace innovations require materials that execute under stress and anxiety. Typical AlN ceramic sheets satisfy these demands with regular thermal and mechanical properties. They are found in radar systems, satellite interaction systems, and assistance electronics where reliability can not be compromised.

Industrial Heating and Power Modules

Industrial devices often performs at heats. AlN substratums manage this warm without weakening. They support power components in electric vehicles, renewable resource inverters, and commercial electric motor drives. Their toughness ensures secure, continual procedure even in demanding settings.

Company Introduction

Welcome to Eduloc, a leading global supplier of high-quality ceramic grinding balls. Our product range includes,Mullite Ceramic, Quartz Ceramic, Aluminum Nitride Ceramic, Silicon Nitride Ceramic, Silicon Carbide Ceramic designed for industries such as mining, chemicals, coatings, electronics, and pharmaceuticals. We are committed to providing durable and efficient grinding solutions tailored to our customers’ diverse needs. With advanced manufacturing technology and stringent quality control, our ceramic grinding balls excel in wear resistance, corrosion resistance, and thermal stability. Partner with us for reliable products and exceptional service that enhance your production efficiency and reliability.

If you have any questions, please feel free to contact us.

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of Standard Aluminum Nitride AIN Ceramic Sheet and Substrate

Frequently Asked Questions About Standard Aluminum Nitride (AlN) Ceramic Sheets and Substrates

What is Aluminum Nitride (AlN) ceramic used for?

Aluminum Nitride ceramic sheets are mainly used in electronics that need good heat control. You’ll find them in power modules, LED lighting, RF devices, and sensors. Their strong ability to move heat away makes them ideal where regular materials would overheat.

Why choose AlN over other ceramic materials?

AlN stands out because it moves heat very well—much better than alumina—and still acts as an electrical insulator. It also matches well with silicon in how it expands when heated. This helps prevent cracks during temperature changes. Plus, it stays stable in harsh environments.

What thicknesses and sizes are available?

Standard AlN sheets come in common thicknesses like 0.25 mm, 0.38 mm, 0.5 mm, and 1.0 mm. Custom sizes can be made, but typical sheet dimensions range from 50 mm × 50 mm up to 100 mm × 100 mm. Exact options depend on the manufacturer’s capabilities.

Can AlN substrates be metalized or plated?

Yes. AlN substrates can be coated with metals like tungsten, molybdenum, or silver for circuit patterns. They also support plating with gold, nickel, or copper. This allows direct integration into electronic assemblies without extra steps.

How durable is AlN in high-temperature applications?

AlN keeps its strength and insulation even above 1000°C. It resists thermal shock well, meaning sudden temperature shifts won’t easily break it. This makes it reliable for use in demanding industrial or aerospace systems where stability matters most.