Thin Film Deposition Parts

Boron Nitride (BN) Ceramic Tube

Name: Boron Nitride (BN) Ceramic Tube
Brand: Kintek Solution
SKU: KM-D5
Rating: 4.77 (10 reviews)

Item Number : KM-D5

Price varies based on specs and customizations

Material: Boron nitride
Specification: Customizable

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Application

The boron nitride (BN) tube is made of hot-pressed boron nitride ceramics, which has excellent electrical insulation, and the breakdown voltage is 3-4 times higher than that of alumina ceramics. Suitable for insulation applications, these tubes are resistant to high temperatures and thermal shock. They can operate at temperatures up to 2100°C under atmospheric protection and up to 1900°C under vacuum without rupture. However, their lower hardness makes them unsuitable for abrasion-resistant or high-impact applications.

High temperature furnace fixture
Gas Atomizing Nozzle
Soft magnetic nozzle
Plasma arc insulator
Crucible or vessel for melting metal or glass
Continuous casting broken ring
Electrical insulators in vacuum equipment
PVD/CVD vacuum coating equipment
Semiconductor device
Thermocouple protection tube

It is also suitable for industries such as semiconductor melting, metallurgy, semiconductor cooling, high temperature bearings, glass forming molds, etc.

Detail & Parts

Boron nitride ceramic tube details 8

The products we display are available in different sizes and custom sizes are available upon request.

Advantages

Low wettability to molten metal
Low dielectric constant
High dielectric strength
High thermal conductivity
Low coefficient of thermal expansion
High thermal shock resistance
Extremely high operating temperature (>3000°C) with inert gas protection
Suitability for Chemical Vapor Deposition (CVD)
Good machinability

FAQ

What Are The Applications Of Boron Nitride Ceramic Parts?

Boron Nitride ceramic parts find applications in various industries. They are commonly used in high-temperature environments, such as in thermal management systems, crucibles, heaters, and insulators. Due to their excellent thermal conductivity, Boron Nitride ceramic parts are used as heat sinks, substrates for electronic devices, and components in high-power electronics. They are also utilized in the aerospace industry for applications requiring lightweight and high-temperature resistance, such as rocket nozzles and thermal shields. Boron Nitride ceramic parts are also used in the semiconductor industry as wafer carriers, crucibles for crystal growth, and insulators. Additionally, they find applications in the chemical industry, where their chemical inertness and resistance to corrosion make them suitable for handling corrosive materials.

What Are The Main Applications Of Fine Ceramics?

Fine ceramics are used in various applications including tableware, cookware, wall tiles, and sanitaryware. They are also used in structural ceramics like bricks and roof tiles, refractories such as furnace and kiln insulation, metal crucibles, and in advanced technical ceramics for high-temperature applications.

Performance Comparison Of Boron Nitride Ceramics And Alumina Ceramics.

Compared with alumina ceramics, boron nitride ceramics have the following advantages: 1. The maximum working temperature of boron nitride ceramics under atmospheric protection can reach 2100 degrees, and that of alumina ceramics does not exceed 1700 degrees. 2. The thermal shock resistance of boron nitride ceramics is much better than that of alumina ceramics. Boron nitride ceramics will not break when they experience rapid temperature rise and fall, and they will not break when they are taken out of a furnace at 1000 degrees Celsius and quenched. 100 times in a row. Alumina ceramics are prone to cracking when the operating temperature is rapidly increased or decreased. 3. The electrical insulation strength of boron nitride ceramics is 3-4 times that of alumina ceramics. 4. Boron nitride ceramics do not react or combine with glass or metal, and are used as high-temperature sintering or melting crucibles, setter plates and other containers. Compared with alumina ceramics, the disadvantages of boron nitride ceramics are: 1. The strength, hardness and wear resistance of boron nitride ceramics are lower than those of alumina ceramics, so they are not suitable for use under vibration and friction conditions. 2. The use temperature of boron nitride ceramics in the air is only 1000 degrees Celsius, and it will be oxidized if it exceeds 1000 degrees.

What Are The Advantages Of Using Boron Nitride Ceramic Parts?

Using Boron Nitride ceramic parts offers several advantages. Firstly, their high thermal conductivity allows for efficient heat transfer, making them ideal for applications requiring heat dissipation or thermal management. Secondly, Boron Nitride ceramics exhibit excellent electrical insulation properties, making them suitable for electrical and electronic applications. They have low dielectric loss and high dielectric strength, allowing for reliable electrical insulation even at high temperatures. Additionally, Boron Nitride ceramic parts have a low coefficient of friction, providing excellent lubrication and wear resistance in applications where low friction is desired. They are also chemically inert, making them resistant to most acids, alkalis, and molten metals. Boron Nitride ceramic parts can withstand high temperatures without significant deformation or degradation, making them suitable for use in extreme environments.

How Are High-purity Graphite Crucibles Made?

High-purity graphite crucibles are typically manufactured through a process called isostatic pressing. In this method, graphite powder is placed in a rubber mold, and then subjected to high pressure from all directions. This pressure compacts the graphite particles into a dense and uniform crucible shape. The crucible is then heated to a high temperature to remove any impurities and improve its purity.

What Are The Main Types Of Fine Ceramics?

The main types of fine ceramics include alumina (Al2O3), zirconia, boron nitride (BN), silicon carbide (SiC), and silicon nitride (SiN). Each type has unique properties suitable for different applications.

What Is Vacuum Arc Melting Process?

Vacuum arc melting (VAR) is a secondary melting process used to produce metal ingots with high chemical and mechanical homogeneity for critical applications in industries like aerospace, energy, and nuclear. The process involves refining liquid metal under vacuum and controlling its solidification rate. It is used for the purification of reactive titanium or zirconium alloys, without any contact with casting refractories, as well as for improving inclusion cleanliness in steels and superalloys. The remelted cylindrical ingots can weigh several tons, and VAR has revolutionized the specialty metallurgical techniques industry.

What Considerations Should Be Made When Selecting Boron Nitride Ceramic Parts?

Several considerations should be made when selecting Boron Nitride ceramic parts. Firstly, the specific application requirements should be evaluated, such as temperature range, electrical insulation properties, thermal conductivity, mechanical strength, and chemical resistance. This will help determine the appropriate grade or formulation of Boron Nitride ceramic to select. Secondly, the design and geometry of the ceramic part should be considered to ensure that it can be manufactured using the available processes and equipment. The dimensional tolerances and surface finish requirements should also be taken into account. Additionally, the cost and availability of the Boron Nitride ceramic parts should be considered, as different manufacturing processes and grades of Boron Nitride can vary in cost. It is advisable to consult with manufacturers or experts in the field to ensure that the selected Boron Nitride ceramic parts meet the specific application requirements.

What Are The Common Applications Of High-purity Graphite Crucibles?

High-purity graphite crucibles have a wide range of applications in industries such as metallurgy, foundries, and laboratories. They are commonly used for melting and casting non-ferrous metals, including aluminum, copper, and precious metals. High-purity graphite crucibles are also utilized in the production of alloys and high-temperature ceramics. They are essential in processes such as chemical analysis, spectroscopy, and sample preparation in laboratories. Additionally, these crucibles find applications in the semiconductor industry for the melting and growing of silicon and other semiconductor materials.

What Is The Principle Behind Fine Ceramics?

Fine ceramics are made through a process involving high-temperature sintering of raw materials to form dense, strong, and durable materials. The specific properties of each type of ceramic are determined by the chemical composition and microstructure achieved during the sintering process.

What Is VAR Vacuum Arc Remelting (VAR)Furnace?

VAR or Vacuum Arc Remelting is a process used to refine and improve the cleanliness of ingots made from standard air-melted, vacuum induction melted, or ESR remelted alloys. It is used for steels, superalloys, titanium, zirconium, and their alloys in industries such as aerospace, power generation, defense, medical, and nuclear. VAR is a continuous remelting process of a consumable electrode under vacuum, with DC power used to strike an arc between the electrode and a copper mold. The process removes dissolved gases, reduces undesired trace elements, improves oxide cleanliness, and achieves directional solidification of the ingot from bottom to top.

What Manufacturing Processes Are Used To Produce Boron Nitride Ceramic Parts?

Several manufacturing processes can be used to produce Boron Nitride ceramic parts. The most common methods include hot pressing, hot isostatic pressing (HIP), and slip casting. Hot pressing involves compacting Boron Nitride powders under high pressure and temperature to form a dense ceramic. HIP involves subjecting the Boron Nitride powder compact to high temperature and pressure in an inert gas environment to achieve even higher density and eliminate any remaining porosity. Slip casting involves forming a slurry of Boron Nitride powder and a binder, pouring it into a mold, and then drying and firing the green body to produce the final ceramic part. Other processes, such as extrusion, injection molding, or machining, may be used for shaping and finishing the Boron Nitride ceramic parts, depending on the desired geometry and specifications.

What Factors Should Be Considered When Selecting High-purity Graphite Crucibles?

When selecting high-purity graphite crucibles, several factors should be considered. Firstly, the size and capacity of the crucible should align with the intended application and the amount of material to be melted or processed. The crucible's thermal conductivity, thermal shock resistance, and chemical compatibility should be evaluated to ensure they meet the specific process requirements. It is important to select crucibles made from high-quality graphite material with high purity levels to minimize contamination and ensure excellent performance. The crucible's design and construction should also be considered, such as the presence of handles or pouring spouts for easy handling. Additionally, it is advisable to consult with manufacturers or experts in the field to ensure the selection of the most suitable high-purity graphite crucibles for specific applications.

What Are The Advantages Of Using Fine Ceramics?

Fine ceramics offer several advantages including high temperature resistance, excellent electrical insulation, high hardness, wear resistance, chemical resistance, and low thermal expansion. These properties make them ideal for use in extreme environments and for specialized applications.

How Does Vacuum Arc Melting Furnace Work?

A vacuum arc melting furnace works by melting materials under a vacuum or low-pressure atmosphere using electric arcs. The furnace uses two electrodes, one of which is the material to be melted. The electrodes are brought close together and an electric arc is struck between them, causing the material to melt. The furnace is then evacuated to remove any impurities and the molten material is cast into a desired shape. This process is used for the production of high-purity metals, alloys, and intermetallics used in industries such as aerospace, electronics, and biomedical engineering.

What Are The Applications Of Vacuum Arc Melting Furnaces?

Vacuum arc melting furnaces are commonly used in the production of high-performance materials, such as superalloys, special steels, and reactive metals. These materials often require high-purity and controlled composition, which can be achieved through vacuum arc melting. The process is particularly suited for the production of critical components in aerospace, automotive, and energy industries, where high strength, corrosion resistance, and temperature stability are vital. Vacuum arc melting is also used in research and development settings to produce small quantities of specialized alloys for testing and characterization purposes.

What Are The Advantages Of Using Vacuum Arc Melting Furnaces?

Vacuum arc melting furnaces offer several advantages. Firstly, the high vacuum environment prevents oxidation and contamination, resulting in high-purity melted metals. This is especially important for producing materials with stringent quality requirements. Secondly, the electric arc generates intense heat, allowing for rapid and efficient melting of the metal. The process can be precisely controlled to achieve specific melting parameters, such as temperature, pressure, and cooling rate, facilitating the production of alloys with desired properties. Vacuum arc melting furnaces also offer flexibility in terms of the size and shape of the melted metal, as the consumable electrode can be easily replaced or modified. Additionally, the process allows for the selective removal of impurities, such as gases and non-metallic inclusions, further enhancing the purity and quality of the final melted metal.

What Safety Precautions Should Be Followed When Using A Vacuum Arc Melting Furnace?

When using a vacuum arc melting furnace, several safety precautions should be followed to ensure safe operation. Firstly, the furnace should be operated by trained personnel who are familiar with the equipment, its operation, and safety protocols. Adequate personal protective equipment, such as heat-resistant gloves, safety goggles, and fire-resistant clothing, should be worn when handling hot materials or operating the furnace. The vacuum system should be regularly inspected and maintained to ensure proper functionality and prevent safety risks. It is important to follow the manufacturer's guidelines and instructions for safe operation and maintenance of the vacuum arc melting furnace. Additionally, proper handling and disposal of consumable electrodes and melted materials should be carried out according to established safety guidelines and regulations. Regular inspections and maintenance of the furnace, including electrical systems, cooling systems, and gas handling components, should be performed to ensure safe and reliable operation.

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4.9

out of

5

Rapid delivery and professional packaging. The BN tubes are precisely crafted and meet our lab's stringent requirements.

Karson Edwards

4.8

out of

5

Excellent value for money! The quality of the ceramic tubes is top-notch, ensuring accurate and reliable results in our experiments.

Miya Fernandez

4.7

out of

5

KINTEK's BN tubes are durable and withstand high temperatures, making them ideal for our demanding research applications.

Rafael Silva

4.6

out of

5

The technological advancement of these ceramic tubes is impressive. They enable us to conduct groundbreaking research with enhanced efficiency.

Isabella Johnson

4.8

out of

5

KINTEK's customer service is outstanding. They promptly addressed our queries and provided valuable technical support.

Liam Brown

4.9

out of

5

The BN tubes arrived in perfect condition, thanks to the secure packaging. KINTEK's commitment to quality is evident in every aspect.

Harper Garcia

4.7

out of

5

The delivery was incredibly fast, and the BN tubes were meticulously packaged. KINTEK's attention to detail is commendable.

Amelia White

4.6

out of

5

These ceramic tubes are a game-changer in our lab. Their exceptional quality and durability have significantly improved our research outcomes.

Oliver Moore

4.8

out of

5

KINTEK's BN tubes are a valuable investment. Their superior quality and adaptability make them worth every penny.

Ava Rodriguez

4.9

out of

5

The technological innovation behind these ceramic tubes is remarkable. They have revolutionized our research capabilities and opened up new avenues for exploration.

Lucas Martin

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Boron Nitride (BN) Ceramic Tube

Shipping:

Application

Detail & Parts

Advantages

FAQ

What Are The Applications Of Boron Nitride Ceramic Parts?

What Are The Main Applications Of Fine Ceramics?

Performance Comparison Of Boron Nitride Ceramics And Alumina Ceramics.

What Are The Advantages Of Using Boron Nitride Ceramic Parts?

How Are High-purity Graphite Crucibles Made?

What Are The Main Types Of Fine Ceramics?

What Is Vacuum Arc Melting Process?

What Considerations Should Be Made When Selecting Boron Nitride Ceramic Parts?

What Are The Common Applications Of High-purity Graphite Crucibles?

What Is The Principle Behind Fine Ceramics?

What Is VAR Vacuum Arc Remelting (VAR)Furnace?

What Manufacturing Processes Are Used To Produce Boron Nitride Ceramic Parts?

What Factors Should Be Considered When Selecting High-purity Graphite Crucibles?

What Are The Advantages Of Using Fine Ceramics?

How Does Vacuum Arc Melting Furnace Work?

What Are The Applications Of Vacuum Arc Melting Furnaces?

What Are The Advantages Of Using Vacuum Arc Melting Furnaces?

What Safety Precautions Should Be Followed When Using A Vacuum Arc Melting Furnace?

PDF - Boron Nitride (BN) Ceramic Tube

Catalog of Thin Film Deposition Parts

Catalog of Boron Nitride Ceramics

Catalog of High Purity Graphite Crucible

Catalog of Fine Ceramics

Catalog of Vacuum Arc Melting Furnace

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