Overview of Refractory High Thermal Conductivity Boron Nitride Machinable Ceramic

Refractory High Thermal Conductivity Boron Nitride Machinable Ceramic 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 Refractory High Thermal Conductivity Boron Nitride Machinable Ceramic

• 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 Refractory High Thermal Conductivity Boron Nitride Machinable Ceramic

This boron nitride ceramic handles heat extremely well. It moves thermal energy efficiently, much better than standard ceramics. Its thermal conductivity reaches high levels, similar to some metals. This material stays cool under intense heat.

It also blocks electricity completely. You can use it safely in electrical systems. This ceramic won’t short anything out. High voltage applications are no problem.

Extreme temperatures are its normal environment. This boron nitride works reliably up to 850°C in air. It performs even hotter in non-oxidizing atmospheres, near 2000°C. Thermal shock doesn’t crack it easily. Sudden temperature changes are manageable.

Chemicals don’t damage it much. Acids and bases have little effect. Molten metals won’t stick to its surface. This makes cleanup simple. Crucibles and fixtures stay cleaner longer.

Machining this ceramic is straightforward. You can cut, drill, and shape it like metal. Use standard workshop tools. No special diamond tooling is needed. This saves time and money on fabrication. Complex parts are possible.

Its structure is solid but not too heavy. Density stays moderate. Strength is good for a machinable ceramic. It holds its shape under load. Wear resistance is acceptable for many jobs.

Applications need high heat flow and electrical isolation. Use it for semiconductor processing fixtures. It works well in plasma chamber components. High-power electronics benefit from its cooling. Metallurgy crucibles and liners are common uses. Vacuum system parts are another good fit. This material solves tough thermal management problems.

Applications of Refractory High Thermal Conductivity Boron Nitride Machinable Ceramic

Boron nitride machinable ceramic is special. It handles extreme heat easily. Heat moves through it very well. This ceramic is also easy to shape with tools. This combination is rare. It solves problems in tough places.

Semiconductor making needs this material. It holds silicon wafers during high-temperature steps. The heat flows away evenly. This stops the wafers from warping. Cleanliness is critical here. This ceramic stays clean. It doesn’t release particles or gases. This keeps the wafers perfect.

Metal processing uses it too. Crucibles made from it last longer. They hold molten aluminum well. The heat moves fast. This gives better temperature control. Furnace parts benefit. Hot zones stay stable longer. This saves energy and money. Insulation parts work better. Heat goes where it should.

Aerospace and defense rely on it. Electronics need protection in hot spots. This ceramic shields them. It pulls heat away from sensitive parts. It insulates other parts. Radar systems use it. High-power electronics use it. Performance stays reliable.

Plasma equipment needs tough materials. This ceramic works inside plasma chambers. It resists the plasma attack. It handles the intense heat. Crucibles hold special materials for coating. Uniform heating is key. This ceramic provides that.

Laser systems get hot. This ceramic mounts laser parts. It pulls heat away fast. This keeps the laser stable. The beam stays accurate. Sensor housings use it. Sensors need stable temperatures. This material helps.

It replaces metals in corrosive places. Acids and bases don’t harm it. It works where graphite fails. Graphite absorbs gases. This ceramic does not. It stays pure. This is vital for clean processes.

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 Refractory High Thermal Conductivity Boron Nitride Machinable Ceramic

What is this boron nitride ceramic good for?
This ceramic handles extreme heat well. It moves heat fast too. Engineers use it where high temperatures cause trouble. Common spots include furnace parts, semiconductor tools, and high-power electronics. Its ability to be machined easily makes it very useful.

How hot can it get before failing?
This material works reliably near 2000°C. It keeps its shape and strength there. It resists thermal shock too. Sudden temperature changes rarely break it. This makes it perfect for demanding, hot environments.

Does it really conduct heat well?
Yes, very well. Its thermal conductivity is high. It moves heat much better than standard alumina ceramics. This property helps pull heat away from critical components. It prevents overheating in tight spaces.

Can you machine it like metal?
Yes, you can. This is a key advantage. Use regular metalworking tools. Drill it, mill it, turn it. It won’t chip or crack easily during machining. This saves time and money making complex parts.

Is it safe around electricity?
Absolutely. It’s an excellent electrical insulator. High voltage doesn’t pass through it. This is vital in electronics and electrical systems. You get great heat flow without electrical current flow.