Aluminum Nitride Disc And Plate

Categories: Aluminum Nitride, Ceramic Consumables

Product Description

Aluminum nitride (AlN) discs and plates are high-performance ceramic components widely used in semiconductor manufacturing, electronics packaging, thermal management applications, and precision engineering. With exceptional thermal conductivity, mechanical strength, and electrical insulation properties, aluminum nitride plates and discs ensure stable performance in demanding high-temperature and high-precision environments.

M-Kube supplies high-quality aluminum nitride discs, AlN ceramic discs, and aluminum nitride plates in India, offering both standard dimensions and customized options. Whether you need thin AlN sheet substrates, solid discs, or precision-machined substrate plates, we ensure consistent purity and technical reliability for industrial and research applications.

Key Features of Aluminum Nitride Discs & Plates

Outstanding Thermal Conductivity (~170 W/m·K) ideal for heat spreaders and thermal modules.
Excellent Electrical Insulation suitable for high-voltage and semiconductor applications.
Low Thermal Expansion (4–5 × 10⁻⁶/°C) ensuring dimensional stability during thermal cycling.
High Mechanical Strength (≥350 MPa) for structural reliability.

Technical Specifications

Property Sort	Property Content	Unit	AIN
Basic Properties	Appearance/Color	–	Grey
	Volume Density	g/cm3	3.3
	Surface roughness	μm	0.2∼0.75
	Warping	(Length %)	≤3%
Thermal Properties	(20°C)Thermal Conductivity	W/m.K	170
	(20°C∼400°C)	(x10-6/°C)	4-5
	Thermal Expansivity		5-6
	(400°C∼800°C)		5-6
Mechanical Properties	Flexural Strength	MPa	≥350
Electrical Properties	Dielectric Constant	1MHz	8-9
	Dielectric Strength	KV/mm	≥15
	Volume resistivity	20°C Ω.cm	≥1014
With inert gas protection, the maximum temperature can reach 1800 – 1950 degrees
Under air conditions, the temperature can reach up to 1200 degrees
Under vacuum conditions, the maximum operating temperature is 1600 – 1800 degrees.

Applications of Aluminum Nitride Discs & Plates

Semiconductor wafer handling and substrate applications
Heat spreaders and thermal interface components
High-power electronic modules & RF devices
Laser equipment and photonics systems
Vacuum system insulation components
Precision instrumentation and metrology tools

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Quality and Compliance

All M-Kube aluminum nitride discs, plates, and substrates are manufactured in ISO-certified facilities and tested according to ASTM and global ceramic material standards. Our quality control process ensures high purity, consistent density, thermal stability, and precise surface finishing suitable for sensitive semiconductor and electronic applications.

Why Choose M-Kube for Aluminum Nitride Discs & Plates?

Reliable supplier of AlN ceramic discs and plates in India
Competitive pricing for both standard and custom substrate sheets
High-purity AlN materials ideal for thermal and electronic performance
Custom machining, polishing, and dimensional tolerances available
Fast delivery across India with strong technical support

Get a Quote

Looking for high-performance aluminum nitride plates, discs, or substrate sheets for your application?
M-Kube provides precision-engineered AlN substrates customized for your project needs.

📞 Call: +91-9898892994
📧 Email: marketing@mkubeenterprise.co.in

Product FAQ's

What are the thermal properties of an aluminum nitride disc?

An aluminum nitride disc offers exceptional thermal conductivity (≈170–180 W/m·K) and excellent stability under high-temperature conditions.

How does an AlN ceramic disc compare to alumina or silicon nitride?

An AlN ceramic disc provides higher heat dissipation and electrical insulation, outperforming alumina and silicon nitride in demanding environments.

Are aluminum nitride plates suitable for vacuum or inert gas use?

Yes, aluminum nitride plates maintain strength and resist oxidation when used in vacuum or inert atmospheres such as argon or nitrogen.

Can aluminum nitride sheets be customized in thickness and size?

Absolutely. Manufacturers can supply aluminum nitride sheets and AlN substrate sheets in various thicknesses and custom-cut dimensions.

How does an AlN sheet substrate support electronic packaging?

An AlN sheet substrate offers high dielectric strength and efficient thermal transfer, ideal for power electronics and LED heat-sink applications.

What surface finishes are available for aluminum nitride substrates?

Aluminum nitride substrates can be polished, lapped, or metallized depending on thermal, optical, or bonding requirements.

How does mechanical strength vary across aluminum nitride plates?

Aluminum nitride plates exhibit high flexural strength with minimal warping, maintaining dimensional stability even under thermal cycling.

Are AlN substrate sheets compatible with thin-film coatings?

Yes, AlN substrate sheets are compatible with sputtering, PVD, and CVD coatings for electronic and sensor fabrication.

What precautions are required when handling aluminum nitride discs?

Handle AlN ceramic discs carefully with gloves to prevent contamination or micro-cracking; avoid prolonged exposure to moisture.