Overview of High Purity Ceramic Crucible for Melting Boron Nitride Crucible

High Purity Ceramic Crucible for Melting Boron Nitride Crucible ceramics are a class of advanced technical ceramics, often referred to as “white graphite.” They are renowned for their unique combination of properties, including high thermal conductivity, excellent electrical insulation, and outstanding thermal shock resistance. Available in various forms such as hot-pressed solids, coatings, and composites, BN ceramics are critical in demanding applications across aerospace, electronics, and metallurgical industries.

Features of High Purity Ceramic Crucible for Melting Boron Nitride Crucible

• High Thermal Conductivity: Offers excellent heat dissipation, similar to metals, while maintaining electrical insulation.

• Excellent Thermal Shock Resistance: Withstands extreme and rapid temperature changes without cracking.

• Superior Electrical Insulation: Maintains high resistivity even at elevated temperatures.

• Low Dielectric Constant and Loss: Ideal for high-frequency and microwave applications.

• Good Chemical Inertness: Resists attack from most molten metals, slags, and salts.

• Non-wetting and Non-reactive: With many molten metals like aluminum and copper.

• High Temperature Stability: Can be used in inert or vacuum atmospheres up to 3000°C.

• Machinability: Can be precision-machined into complex shapes using conventional tools, unlike many other advanced ceramics.

Specifications of High Purity Ceramic Crucible for Melting Boron Nitride Crucible

Our high purity ceramic crucible melts boron nitride effectively. This crucible withstands intense heat without breaking down. Its material purity matters greatly. We use top-grade ceramic with minimal impurities. This ensures your boron nitride stays clean during melting. Contamination ruins the final product quality. Our crucibles prevent that.

Thermal stability is crucial. These crucibles resist thermal shock very well. Sudden temperature changes won’t crack them. They handle repeated heating and cooling cycles. This gives them a long working life. You get more use before replacing them.

The maximum working temperature is very high. It allows melting boron nitride efficiently. You can reach the needed temperatures safely. The crucible won’t fail under extreme heat.

We offer various sizes and shapes. You can find the right crucible for your furnace. Common shapes include cylindrical and conical. Standard sizes are available. Custom sizes might be possible too. Check with us for special requests.

Surface finish is smooth and dense. This minimizes sticking. Boron nitride won’t cling to the walls badly. Cleaning becomes easier after use. It also helps prevent contamination.

Chemical inertness is excellent. The ceramic material doesn’t react with boron nitride. It stays stable throughout the melting process. Your melt composition remains unchanged.

Mechanical strength is high. The crucible stays intact under load. It won’t collapse or deform easily. This is important for consistent results. You need dependable equipment. Our crucibles provide that reliability.

Applications of High Purity Ceramic Crucible for Melting Boron Nitride Crucible

High purity ceramic crucibles are essential for melting boron nitride. Boron nitride needs very high temperatures to melt. These crucibles can handle that heat. They are made from special ceramics. These ceramics are extremely pure. This purity is critical. Impurities ruin the melted boron nitride. The crucible must not add any unwanted elements. That’s why the ceramic material is so clean. It ensures the boron nitride stays pure after melting.

One major use is in making semiconductors. The electronics industry relies on pure boron nitride. It’s used for insulating parts and heat spreaders. Melting it in a dirty crucible adds contaminants. These contaminants spoil the semiconductor material. High purity crucibles prevent this problem. They keep the boron nitride clean throughout the melting process. This guarantees high-quality semiconductor components.

Another important application is optical glass production. Certain types of glass require boron nitride additives. These additives improve the glass properties. Melting the boron nitride into the glass mix demands a clean environment. Any contamination changes the glass color or clarity. Using a high purity crucible avoids these issues. It allows precise control over the glass composition. The result is high-performance optical glass.

Crystal growth also uses these crucibles. Growing single crystals of boron nitride is difficult. It requires very specific conditions. The crucible holding the melt must be inert. It must not react with the molten boron nitride. High purity ceramic crucibles meet this need. Their stability at high temperatures is key. They provide a reliable container for growing pure boron nitride crystals. These crystals are valuable for advanced materials research and applications.

Company Profile

Tanki New Materials Co.Ltd. focus on the research and development, production and sales of ceramic products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2015, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.

Our products includes but not limited to Aerogel, Aluminum Nitride, Aluminum Oxide, Boron Carbide, Boron Nitride, Ceramic Crucible, Ceramic Fiber, Quartz Product, Refractory Material, Silicon Carbide, Silicon Nitride, ect. 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 High Purity Ceramic Crucible for Melting Boron Nitride Crucible

People often ask about high purity ceramic crucibles for melting boron nitride. Here are five common questions.

What exactly is a high purity ceramic crucible? These crucibles are containers made from special, very pure ceramics. They hold materials during high-temperature melting processes. People need them for melting things like boron nitride.

Why use a ceramic crucible specifically for boron nitride? Boron nitride needs very high temperatures to melt. Ordinary containers might crack or contaminate the melt. High purity ceramic crucibles handle this heat well. They also resist chemical reactions with boron nitride.

What temperature can these crucibles withstand? The exact maximum temperature depends on the specific ceramic material. Generally, they are designed for extremely high heat. They often handle temperatures above 1700°C. Always check the manufacturer’s rating for your specific crucible.

How long do these crucibles last? Crucible life varies. It depends on the melting temperature. It depends on the melting cycle duration. It depends on the specific boron nitride purity. Frequent thermal cycling can shorten lifespan. Inspect crucibles regularly for cracks or wear.

How should I clean a ceramic crucible after melting boron nitride? Cleaning requires care. Avoid harsh physical scraping. It can damage the crucible surface. Chemical cleaning methods are often better. Consult the crucible maker for recommended cleaning agents and procedures.