Inch ALN Aluminum Nitride Ceramic Wafer Disc Good thermal shock resistance High thermal conductivity

Overview of Aluminum Nitride Discs

Lightweight aluminum nitride (AlN) ceramic discs, the epitome of development in scientific research products, are celebrated for their exceptional thermal, electrical, and mechanical buildings. These discs, a testament to cutting-edge innovation, are widely utilized throughout different industries, especially in applications that require high-performance materials for effective warmth dissipation, electrical insulation, or structural integrity.

Specifications of Aluminum Nitride Discs

Specification of Aluminum Nitride Disk:

Property	Typical Specification
Material Composition	AlN (Aluminum Nitride)
Thermal Conductivity	170-220 W/m·K
Coefficient of Thermal Expansion	~4.5-5.0 ppm/°C (similar to silicon)
Dielectric Strength	>20 kV/mm
Dielectric Constant (1 MHz)	~8.4 – 9.6
Volume Resistivity	>10^14 Ω·cm at 25°C
Mechanical Strength (Bending)	~350-450 MPa
Hardness (Vickers)	~12-14 GPa
Density	~3.26 g/cm³
Porosity	<1%
Operating Temperature Range	-269°C to +1000°C
Chemical Stability	Excellent resistance to acids, alkalis, and molten metals
Surface Finish	Can be polished to optical quality or left with a machined finish
Dimensions	Customizable; common diameters range from a few millimeters to several centimeters
Thickness	Customizable; typically ranges from 0.5 mm to several millimeters

Features of Aluminum Nitride Discs

Superior Thermal Conductivity: AlN ceramic discs exhibit an excellent thermal conductivity series of 170-220 W/m-K, exceeding materials like alumina (Al ₂ O ₃) in applications needing sophisticated thermal monitoring.

Outstanding Electrical Insulation: Regardless of their high thermal effectiveness, AlN discs maintain phenomenal electric insulation, making them perfect for electronic packaging and semiconductor applications that require high dielectric strength.

Reduced Thermal Growth: With a coefficient of thermal development (CTE) similar to silicon, AlN discs lessen thermal anxiety when coupled with silicon in digital devices, ensuring reliable efficiency.

High Chemical Security: These discs, a beacon of reliability, are very immune to thaw metals, acids, and antacids, making them sturdy in the most brutal and destructive settings.

Applications of Light Weight Aluminum Nitride Discs

Electronics and Semiconductors

Substratums: AlN ceramic sheets are used as substrates for placing electronic components in power modules, LEDs, laser diodes, and RF devices. These parts typically create substantial heat during procedures. The high thermal conductivity of AlN ensures reliable heat dissipation, thus boosting the performance and lifespan of these tools.

Warm Sinks: AlN discs are effective heat sinks, cooling semiconductors, and other heat-sensitive parts to maintain optimum operating temperatures.

Insulators: In semiconductor manufacturing, AlN ceramic sheets work as insulators, supplying electric seclusion while assisting in efficient warmth transfer.

Automotive Industry

Sensor Protection: AlN discs safeguard vehicle sensing units from extreme ecological conditions, such as heat in exhaust systems or corrosive fluids in fuel lines. These problems can weaken sensing units’ performance. However, AlN’s high thermal conductivity and chemical stability ensure their trusted operation.

Ignition Equipment: AlN discs are utilized in ignition systems, which must withstand high temperatures and offer reputable electrical insulation.

Telecommunications

Microwave Devices: AlN discs are utilized in microwave equipment because of their low dielectric loss and superb thermal stability, crucial for preserving signal stability at high frequencies.

Satellite Interaction Equipment: Their lightweight nature and capability to endure severe warmth make them perfect for satellite elements, boosting the integrity of space-based communication systems.

Clinical Equipment

Biocompatible Implants: AlN porcelains are utilized in clinical implants because they are biocompatible and rust-resistant, making them appropriate for long-lasting use in the body.

Diagnostic Tools: AlN discs supply stable thermal and electrical homes in analysis imaging and other clinical tools, guaranteeing accurate and regular efficiency.

Other Applications

Optoelectronics: AlN’s openness at particular wavelengths makes it appropriate for optoelectronic devices like optical home windows in laser systems and lenses in imaging devices. These devices need products that can transmit light without distortion, and AlN’s optical residential or commercial properties make it an ideal choice.

Laser Technology is used as a substrate or part of laser systems, benefiting from its thermal conductivity and mechanical toughness.

High-Temperature Furnaces: AlN discs are used in furnaces and kilns, leveraging their thermal security and resistance to chemical degradation.

Company Profile

NANOTRUN(www.rboschco.com) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.

The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are looking for high-quality Aluminum Nitride Discs, please feel free to contact us or click on the needed products to send an inquiry. 

Payment Term

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

Shipment Term

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

FAQs of Aluminum Nitride Disk

Q1: What is the weight of Aluminum Nitride (AlN)?

A1: Aluminum Nitride is a ceramic material known for its excellent thermal conductivity, electric insulation, residential or commercial properties, and low coefficient of thermal growth. It’s commonly utilized in electronic devices, semiconductors, and other high-performance applications.

Q2: What is the regular thermal conductivity of AlN ceramic disk plates?

A2: The thermal conductivity of AlN ceramic disk plates can range from 170 to 220 W/m · K, depending on purity and production procedures.

Q3: Where are AlN ceramic disk plates typically made use of?

A3: Common applications consist of substrates in power components, LEDs, laser diodes, RF tools, automotive sensors, ignition parts, microwave tools, satellite interaction systems, medical implants, and analysis tools.

Q4: Can AlN ceramic disk plates be tailored?

A4: Yes, AlN ceramic disk plates can commonly be customized in regard to measurements, density, and surface coating to fulfill particular application demands.

Q5: Exactly how are AlN ceramic disk plates produced?

A5: Production includes numerous actions, including powder synthesis, creating, sintering at high temperatures, and machining. The top quality of the final product depends greatly on the purity of basic materials and control over processing specifications.