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.

(Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube)

Specification of Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube

The Hot Pressed BN Nozzle Boron Nitride Ceramic One End Shut Tube is created for high-temperature industrial applications. The material is pure boron nitride made with hot pushing. This technique makes sure high density and uniform framework. Television has one end near to contain materials or gases in procedures like semiconductor production or metal spreading. It functions well in severe problems due to boron nitride’s properties.

The tube’s external diameter ranges from 5mm to 50mm. Wall density varies between 1mm and 10mm. Customized sizes are available. It manages temperatures as much as 2000 ° C in inert environments. In oxygen-rich setups, the restriction is 900 ° C. Thermal conductivity is around 30-60 W/m · K. This aids disperse heat uniformly. Electric insulation remains solid also at heats.

Boron nitride resists most molten metals. It does not respond with acids or alkalis. This makes it sturdy in harsh settings. The closed-end style avoids leaks. It benefits directing gases or liquids in precision equipment. The smooth surface area reduces friction. This decreases wear over time.

Applications include metallurgy, aerospace, and electronics. It is utilized for welding nozzles, thermocouple protection tubes, and CVD/CVI processes. The low thermal development avoids splitting under quick temperature level adjustments. Machining is accurate. Tolerances remain within ± 0.1 mm.

The material is non-toxic and risk-free for taking care of. No lubrication is required during usage. Maintenance is simple. It lasts longer than standard materials like graphite or alumina. Prices are higher initially however offset by reduced downtime.

Color is typically white or off-white. Thickness varieties from 1.8 to 2.1 g/cm ³. Flexural stamina is 30-60 MPa. These specifications make certain integrity under mechanical tension. Customized forms or finishes can be included for particular requirements.

The item ships with protective product packaging. It is examined for issues before delivery. Technical support is offered for assimilation into existing systems. Performance information sheets are provided for recommendation.

(Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube)

Applications of Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube

Hot Pushed BN Nozzle Boron Nitride Ceramic One End Shut Tube offers essential roles across markets. The product integrates high thermal stability, chemical resistance, and electric insulation. These residential properties make it optimal for demanding atmospheres.

In metallurgy, the nozzle takes care of liquified metals. Boron nitride stands up to wetting by light weight aluminum, magnesium, and alloys. This prevents clogging and guarantees smooth circulation throughout spreading. The closed-end design consists of materials safely. It decreases contamination dangers in high-temperature procedures.

Semiconductor producing relies on the tube for crystal development systems. Boron nitride holds up against temperatures above 2000 ° C. It preserves structural integrity in vacuum cleaner or inert gas settings. The product’s low thermal growth reduces splitting under fast temperature shifts. This guarantees constant efficiency in epitaxial growth and silicon processing.

Electronic devices manufacturing utilizes the tube as insulation for high-frequency induction heaters. Its electrical non-conductivity avoids power loss. The closed-end shape shields components from stimulates or particles. This expands equipment life expectancy in sintering or brazing applications.

Aerospace applications gain from the tube’s lightweight sturdiness. It offers in rocket nozzle linings and thermal shields. Boron nitride stands up to ablation under extreme warmth and rubbing. The closed-end structure directs exhaust gases successfully. This boosts propulsion system dependability.

Chemical handling uses television for harsh material handling. It stays inert against acids, alkalis, and molten salts. The design prevents leakages in response chambers or transfer lines. This enhances safety in aggressive commercial settings.

The product’s machinability allows custom-made sizing for specialized arrangements. Users adapt measurements to fit accurate functional needs. Its smooth surface area lowers rubbing throughout material circulation. This reduces wear and upkeep expenses over time.

Warm Pressed BN Nozzle Boron Nitride Ceramic One End Shut Tube satisfies strict industry standards. It attends to obstacles in thermal administration, chemical direct exposure, and mechanical tension. Industries trust its efficiency in crucial high-temperature applications.

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)

Payment Methods

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

Shipment Methods

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

5 FAQs of Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube

Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube solves high-temperature challenges. Here are common questions. What is this nozzle used for? It handles extreme heat in industrial processes. Examples include metal casting, semiconductor manufacturing, and furnace parts. The closed-end design prevents leaks. It works with molten metals, corrosive gases, and plasma environments.

Why choose boron nitride ceramic? This material resists temperatures over 2000°C. It stays stable in rapid heating or cooling. Boron nitride does not react with most chemicals. It prevents sticking to molten materials. The structure stays strong under stress.

How long does the nozzle last? Lifespan depends on operating conditions. Regular use under 1800°C offers longer service. Frequent thermal cycling may cause wear over time. Harsh chemicals or abrasives reduce durability. Inspect regularly for cracks or erosion. Replace if performance drops.

Can it handle sudden temperature changes? Yes. Hot pressed boron nitride has low thermal expansion. It avoids cracking when heated or cooled fast. This makes it ideal for processes requiring quick temperature shifts. Avoid mechanical impact during changes. Support the nozzle properly to prevent stress.

Are custom sizes available? Manufacturers often provide tailored dimensions. Common specs include inner diameter, wall thickness, and total length. Confirm requirements before ordering. Production times vary based on complexity. Custom parts may cost more. Check compatibility with existing systems.

What safety steps are needed during use? Handle carefully to avoid chipping. Boron nitride is hard but brittle. Wear gloves to prevent skin irritation from ceramic dust. Install securely to prevent movement under high heat. Store in dry conditions to avoid moisture absorption. Follow equipment guidelines for pressure limits.

How does it compare to metal nozzles? Metal nozzles melt or corrode in extreme heat. Boron nitride keeps shape and function. It offers better insulation, reducing energy loss. Maintenance costs drop due to longer lifespan. Initial costs are higher but balance over time.

(Hot Pressed BN Nozzle Boron Nitride Ceramic One End Closed Tube)