Overview of Custom Shape Aluminum Nitride Ceramic Crucible

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 Custom Shape Aluminum Nitride Ceramic Crucible

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 Custom Shape Aluminum Nitride Ceramic Crucible

Custom Forming Aluminum Nitride Porcelain Crucible– Technical Spec

Product Structure

Our crucibles are made from high-purity aluminum nitride (AlN) ceramic. The AlN content is commonly above 99%. This ensures outstanding thermal conductivity and strong resistance to thermal shock. The product is also non-reactive with a lot of molten metals and salts, making it excellent for requiring high-temperature applications.

Thermal Performance

These crucibles operate dependably at temperature levels up to 1800 ° C in inert or decreasing ambiences. Thanks to the high thermal conductivity of AlN– typically surpassing 170 W/m · K– they heat up evenly and cool down quickly. This minimizes stress during rapid temperature level modifications and assists protect against breaking.

Mechanical Toughness

Light weight aluminum nitride offers good mechanical strength even at elevated temperature levels. The flexural strength normally ranges from 300 to 400 MPa. Hardness is around 12 GPa on the Vickers scale. These residential or commercial properties sustain architectural stability throughout handling and use under tons.

Personalized Geometry

We generate crucibles in a large range of personalized shapes and sizes. Usual forms consist of round, boat-shaped, and rectangular styles. Wall surface density can be customized from 1 mm to 10 mm based upon your process requires. Internal functions such as grooves, notches, or placing flanges are likewise feasible.

Surface End Up and Tolerances

Criterion surface roughness is Ra ≤ 1.6 μm. Tight dimensional tolerances of ± 0.1 mm are attainable for critical locations. All parts go through accuracy grinding to meet exact specifications. We inspect each piece using optical assessment tools to guarantee consistency.

Applications

These crucibles are widely used in crystal growth, semiconductor processing, metal dissipation, and high-purity lab melting. Their inert nature avoids contamination, while their thermal stability supports repeatable results throughout batches.

Applications of Custom Shape Aluminum Nitride Ceramic Crucible

Applications of Custom-made Shape Aluminum Nitride Ceramic Crucible

High-Temperature Product Handling

Aluminum nitride ceramic crucibles handle severe warm without breaking down. They function well in melting or sintering steels and ceramics that need temperatures over 1,600 ° C. Their solid thermal conductivity spreads warmth evenly. This assists stop locations and keeps materials secure throughout processing.

Semiconductor Production

These crucibles are tidy and do not release impurities. That makes them perfect for expanding high-purity semiconductor crystals like gallium arsenide. Also at high warm, light weight aluminum nitride remains chemically inert. It will certainly not respond with delicate materials used in chip production. Customized forms fit directly right into existing development chambers, conserving configuration time and minimizing contamination dangers.

Optoelectronics and LED Manufacturing

In making LEDs and laser diodes, material pureness is vital. Standard containers frequently leach undesirable components. Custom-shaped aluminum nitride crucibles avoid this trouble. Their smooth internal surface areas minimize bit dropping. Designers design them to match particular dissipation or deposition tools, ensuring constant movie top quality.

R & D Labs

Scientists count on these crucibles when testing new alloys or substances. The capacity to get any shape implies researchers can match exact speculative needs. Whether it’s a narrow tube for vapor transport or a superficial recipe for thin-film studies, the crucible does accurately. Its resistance to thermal shock permits fast heating and cooling cycles without cracking.

Aerospace and Protection Components

Specialty alloys used in jet engines or missile components need ultra-clean melting atmospheres. Light weight aluminum nitride crucibles satisfy this demand. They stand up to hostile liquified steels like titanium or zirconium. Personalized geometries aid control flow and solidification, resulting in stronger final parts with less issues.

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 Custom Shape Aluminum Nitride Ceramic Crucible

Frequently Asked Questions: Custom Shape Aluminum Nitride Ceramic Crucible

What is an aluminum nitride ceramic crucible?

An aluminum nitride (AlN) ceramic crucible is a high-performance container made from aluminum nitride. It holds materials at very high temperatures. This type of crucible resists heat well and conducts heat evenly. It also does not react easily with most chemicals.

Why choose a custom shape?

Standard crucibles may not fit your equipment or process needs. A custom shape matches your exact requirements. This improves efficiency, reduces waste, and ensures better contact with heating elements. You get better results when the crucible fits perfectly in your setup.

What temperatures can it handle?

Aluminum nitride crucibles work well up to 2,000°C in inert atmospheres. They stay strong and stable even under extreme heat. This makes them ideal for melting metals, growing crystals, or sintering advanced ceramics.

Is it safe for reactive materials?

Yes. Aluminum nitride has excellent chemical stability. It does not easily react with molten metals like aluminum, gallium, or lithium. It also resists corrosion from many slags and gases. Still, always check compatibility with your specific material before use.

How long does it last?

With proper handling, an AlN crucible lasts much longer than graphite or alumina types. Its life depends on temperature, atmosphere, and what you melt inside. Avoid sudden temperature changes and mechanical shocks. These steps help extend its service time and maintain performance.