Overview of Boron Nitride Ceramic

Boron Nitride (BN) ceramic is a unique material renowned for its exceptional properties, making it highly valuable in various industrial applications. It exists in multiple forms, primarily hexagonal boron nitride (h-BN), cubic boron nitride (c-BN), and wurtzite boron nitride (w-BN). Hexagonal BN, the most common form, is often compared to graphite due to its lubricious and thermally conductive yet electrically insulating nature. Boron Nitride ceramics are synthesized under high temperatures and pressures, offering a rare combination of properties not found in many other materials.

Features of Boron Nitride Ceramic

Thermal Conductivity: Excellent thermal conductivity, especially in the hexagonal form, allowing efficient heat dissipation.

Electrical Insulation: Outstanding electrical insulation properties make it ideal for electrical applications requiring thermal management.

Chemical Stability: Highly resistant to chemical attacks, including strong acids and bases, ensuring durability in harsh environments.

Thermal Shock Resistance: Superior resistance to thermal shock, enabling it to withstand rapid temperature changes without cracking.

Mechanical Strength: Good mechanical strength at both room and elevated temperatures, although this can vary with the form of BN.

Lubricity: Self-lubricating property due to its layered structure, which reduces friction and wear in moving parts.

Non-Toxic: Safe to use in various settings, including medical and food processing industries, due to its non-toxic nature.

High-Temperature Performance: Maintains stability at extremely high temperatures, exceeding 1000°C in inert atmospheres, making it suitable for refractory applications.

(High Purity 99% Boron Nitride BN Ceramic Sleeve Boron Nitride Ceramic Tube Bush for Vacuum Sintering Furnace)

Specification of High Purity 99% Boron Nitride BN Ceramic Sleeve Boron Nitride Ceramic Tube Bush for Vacuum Sintering Furnace

High Pureness 99% Boron Nitride (BN) Ceramic Sleeve is designed for requiring applications in vacuum sintering heating systems. The product structure makes certain outstanding performance under extreme conditions. Boron nitride ceramic offers a special combination of thermal, electrical, and mechanical properties. It consists of 99% pure BN, lessening impurities that might influence furnace processes. The hexagonal crystal framework offers high thermal conductivity while preserving electric insulation. This avoids energy loss and ensures consistent heat circulation in vacuum cleaner environments.

The ceramic sleeve endures temperatures up to 1800 ° C in inert environments. It resists thermal shock because of reduced thermal growth. Fast temperature level adjustments do not cause fracturing or contortion. The product stays stable in destructive atmospheres. Acids, alkalis, and molten metals do not degrade its structure. This prolongs life span in hostile commercial setups.

Mechanical stamina is preserved even at raised temperatures. The sleeve preserves form under mechanical tension. It stands up to wear and abrasion, suitable for high-friction furnace elements. Smooth surface finish lowers particle generation. Contamination risks in vacuum systems are reduced. Precision machining ensures limited resistances for constant fit and feature.

The BN ceramic sleeve serves as a reliable diffusion barrier. It avoids responses between furnace elements and sintered materials. This preserves product purity throughout high-temperature processing. Compatibility with graphite, steels, and ceramics simplifies assimilation into existing arrangements. The lightweight design minimizes load on heater structures. Handling and installation are uncomplicated.

Applications include sintering of innovative ceramics, metal alloys, and semiconductor products. The sleeve is used in aerospace, electronic devices, and energy industries. Custom sizes and geometries are offered to satisfy details heater requirements. Performance integrity makes it an essential component for commercial vacuum cleaner procedures.

Material screening consists of density, porosity, and purity checks. Quality control ensures each batch fulfills strict sector standards. Lasting longevity lowers maintenance prices and downtime. Functional efficiency in high-temperature vacuum cleaner systems is improved.

(High Purity 99% Boron Nitride BN Ceramic Sleeve Boron Nitride Ceramic Tube Bush for Vacuum Sintering Furnace)

Applications of High Purity 99% Boron Nitride BN Ceramic Sleeve Boron Nitride Ceramic Tube Bush for Vacuum Sintering Furnace

High Pureness 99% Boron Nitride (BN) Ceramic Sleeves, Tubes, and Bushings serve important functions in vacuum cleaner sintering furnaces. These components manage extreme temperature levels and rough problems. The product’s thermal security ensures trustworthy performance in settings exceeding 2000 ° C. This avoids deformation or failing throughout high-temperature processes. BN ceramic’s low thermal expansion minimizes tension under rapid temperature modifications. This preserves architectural integrity over repeated home heating cycles.

Chemical resistance is an additional key feature. Boron nitride does not react with most molten metals, acids, or antacid. This makes it optimal for protecting furnace parts from deterioration. It additionally protects against contamination of delicate materials like semiconductors or sophisticated alloys. The non-wetting surface area of BN lessens sticking. This streamlines material handling and reduces downtime for cleaning.

Electrical insulation properties are critical in vacuum cleaner furnaces. BN ceramic sleeves separate elements from electric currents. This avoids brief circuits in high-voltage setups. The material’s dielectric toughness continues to be steady even at elevated temperature levels. This makes certain safety and constant furnace procedure.

High-purity BN (99%) lessens impurities that might influence sintering high quality. This is important for markets requiring accuracy, such as aerospace, electronics, or clinical gadget manufacturing. The ceramic’s machinability allows personalization into sleeves, tubes, or bushings. This ensures a precise suitable for particular heating system designs.

Mechanical resilience extends life span. BN parts resist wear from friction or mechanical anxiety. This decreases replacement frequency and maintenance prices. Their lightweight nature alleviates setup and handling without giving up toughness.

Applications include sintering of ceramics, steels, and compounds. They support procedures like diffusion bonding or warmth treatment. BN bushings assist thermocouples or heating elements. This shields them from straight contact with hot zones. The material’s reduced thermal conductivity assists control warm distribution. This enhances power efficiency in furnace operations.

High-purity boron nitride ceramic products maximize vacuum cleaner sintering performance. They balance thermal, chemical, and electric properties. This guarantees reliability popular commercial setups.

Company Introduction

Advanced Ceramics founded on October 17, 2014, is a high-tech enterprise committed to the research and development, production, processing, sales and technical services of ceramic relative materials and products.. Since its establishment in 2014, 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 Silicon carbide ceramic products, Boron Carbide Ceramic Products, Boron Nitride Ceramic Products, Silicon Carbide Ceramic Products, Silicon Nitride Ceramic Products, Zirconium Dioxide Ceramic Products, Quartz Products, etc. Please feel free to contact us.(nanotrun@yahoo.com)

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T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of High Purity 99% Boron Nitride BN Ceramic Sleeve Boron Nitride Ceramic Tube Bush for Vacuum Sintering Furnace

What is the High Purity 99% Boron Nitride Ceramic Sleeve made of?
The sleeve is made of 99% pure boron nitride (BN). This material combines boron and nitrogen atoms. The high purity ensures minimal impurities. It works well in extreme environments. The structure gives it strong thermal and chemical resistance.

Why use boron nitride ceramic sleeves in vacuum sintering furnaces?
Boron nitride handles high temperatures without breaking down. It stays stable up to 1800°C in vacuum conditions. It does not react with most metals or molten materials. The low thermal expansion prevents cracking. This makes it reliable for long furnace cycles.

How does boron nitride compare to other ceramics like alumina?
Boron nitride conducts heat better than alumina. It also resists thermal shock more effectively. Unlike alumina, it acts as an electrical insulator. This prevents short circuits in furnace setups. It is lighter and easier to machine into precise shapes.

Can BN ceramic sleeves withstand chemical exposure?
Yes. Boron nitride is inert to most acids, alkalis, and molten metals. It does not corrode or degrade easily. This makes it suitable for harsh chemical environments. It maintains performance even after repeated exposure.

How long do BN ceramic sleeves last in high-temperature applications?
Lifespan depends on operating conditions. Under normal use, they last months to years. Proper handling avoids mechanical damage. Regular inspection ensures no cracks or wear. High purity reduces degradation over time. This ensures consistent furnace performance.

(High Purity 99% Boron Nitride BN Ceramic Sleeve Boron Nitride Ceramic Tube Bush for Vacuum Sintering Furnace)