Overview of Boron Nitride Ceramic Hpbn Crucible with High Temperature Resistance

Boron Nitride Ceramic Hpbn Crucible with High Temperature Resistance 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 Boron Nitride Ceramic Hpbn Crucible with High Temperature Resistance

• 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 Boron Nitride Ceramic Hpbn Crucible with High Temperature Resistance

Boron Nitride Ceramic HPBN Crucibles deliver exceptional performance in demanding high-temperature settings. This material is pure hexagonal boron nitride. It offers unique advantages over traditional crucible options. HPBN crucibles withstand extreme heat exceptionally well. They handle continuous use up to 1800°C in inert atmospheres. They manage short bursts even higher, around 2200°C. This high temperature resistance is crucial for many industrial processes.

Thermal shock resistance is another major benefit. HPBN crucibles heat up fast. They cool down fast too. They resist cracking or breaking under sudden temperature shifts. This reliability reduces costly downtime and replacements. The material exhibits excellent thermal conductivity. Heat spreads evenly throughout the crucible. This promotes uniform heating of your materials inside. Consistent results are easier to achieve.

Chemical inertness defines HPBN crucibles. They resist attack from most molten metals. This includes reactive ones like aluminum or silicon. They resist attack from many molten salts and glasses too. Your melt stays pure. Crucible contamination is minimized. This purity is vital for semiconductor crystal growth and metal refining. Non-wetting properties are important. Molten materials don’t stick to the crucible walls. This makes pouring easier. It also makes cleaning much simpler after use.

Mechanical properties are solid. HPBN is machinable like graphite. Complex shapes are possible. Crucibles maintain good strength at high temperatures. They resist creep and deformation. Typical specifications include high purity levels, often exceeding 99%. Density is generally low. This makes crucibles lightweight for handling. Thermal conductivity remains high even at elevated temperatures. Electrical insulation properties are excellent. These crucibles are ideal for vacuum or controlled atmosphere furnaces. Common applications involve melting precious metals. They are used for growing sapphire crystals. They handle evaporation sources in coating processes. They are used for specialized glass melting. They work for high-purity alloy production.

Applications of Boron Nitride Ceramic Hpbn Crucible with High Temperature Resistance

Boron nitride ceramic HPBN crucibles handle extreme heat very well. This material resists temperatures over 2000°C easily. Many tough industrial jobs need this kind of performance. These crucibles are perfect for melting metals and growing crystals. People use them for sapphire crystal growth often. The material doesn’t react with molten metals like aluminum or silicon. This is crucial. It means the melt stays pure. Contamination ruins expensive materials. HPBN crucibles prevent that.

Thermal shock is a big problem in high heat work. Materials crack when temperatures change fast. HPBN crucibles handle sudden temperature drops well. You can heat them fast. You can cool them fast. They won’t break. This saves time and money. Downtime is expensive. Broken crucibles cause delays.

HPBN crucibles also resist chemical attack. Acids and bases don’t damage them easily. Molten salts used in some processes don’t affect them. This makes them last longer than other materials. Longevity matters in production. Replacing crucibles often costs too much.

The heat moves through HPBN differently in different directions. This property helps control temperature during crystal growth. Uniform crystal growth needs precise temperature control. HPBN crucibles help achieve this. Good crystal structure is vital for quality products.

People use these crucibles in vacuum furnaces. They work well under low pressure. Sintering special ceramics uses high temperatures in vacuums. HPBN crucibles are reliable there. Handling reactive materials like gallium arsenide is tricky. HPBN crucibles contain it safely. They don’t introduce impurities. Clean materials are essential for electronics.

Machining HPBN is easier than machining some other ceramics. You can make complex shapes. Custom crucibles fit specific equipment needs. This flexibility is useful. Production setups vary a lot. HPBN offers a good solution for demanding thermal applications. Its stability under heat is key.

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 Boron Nitride Ceramic Hpbn Crucible with High Temperature Resistance

Boron Nitride Ceramic HPBN crucibles handle extreme heat well. Many users have questions about them. Here are five common ones.

What is an HPBN crucible? It’s a container made from hot-pressed boron nitride. This ceramic material withstands very high temperatures. It doesn’t react with most metals or chemicals. People use it in labs and factories for melting or holding materials.

Why pick boron nitride for high heat? Boron nitride stays stable up to 1800°C in air. It won’t crack when heated or cooled fast. Other ceramics might break under sudden temperature changes. This one handles heat shifts smoothly.

How does high temperature resistance help? Users can heat things quickly without damaging the crucible. It saves time in processes like metal casting or crystal growth. The crucible lasts longer even with repeated heating. This reduces replacement costs.

Where are HPBN crucibles usually used? They’re common in semiconductor production for growing crystals. Jewelers melt precious metals in them. They work in vacuum furnaces too. Any job needing clean, non-sticking containers benefits from them.

How do I care for an HPBN crucible? Clean it gently after each use with a soft brush or cloth. Avoid harsh chemicals. Don’t drop it or hit it hard. Store it in a dry place away from moisture. This keeps it working well for many cycles.