Customized industrial high purity and high temperature boron nitride rods

Overview of Boron Nitride Rods

Boron Nitride Rods are a kind of high-performance material made of boron nitride as the main raw material. It is characterized by high temperature resistance, abrasion resistance and chemical stability and can maintain good performance under extreme conditions. At the same time, Boron Nitride Rod also has excellent insulating properties and thermal conductivity, so it is widely used in semiconductors, metallurgy, chemical industries and other fields, which is a new type of material with important industrial value.

Features of Boron Nitride Rods

Boron Nitride Rods have many excellent features:

High heat resistance: Boron nitride has a high melting point, which can maintain stable physical and chemical properties in a high-temperature environment and can withstand high temperatures above 1000°C. It is suitable for a variety of high-temperature industrial applications, such as high-temperature processing equipment in metallurgy, glass manufacturing and other fields.

Good chemical stability: it is not easy to react with acids, alkalis and other chemicals and can maintain stable performance in harsh chemical environments, which makes it useful as a corrosion-resistant component and insulating material in chemical and electronic industries.

High hardness and wear resistance: Boron nitride rods have high hardness, second only to diamond, with excellent wear resistance, and can be used to manufacture high-speed cutting tools, wear-resistant molds, etc., which can improve the processing efficiency and service life of molds.

Excellent insulating properties: boron nitride is a good electrical insulator, with high resistivity and low dielectric constant; it can effectively prevent the passage of electric current and can be used for insulation packaging of electronic devices, integrated circuits, insulation layer, etc., to protect the normal operation and safety of electronic equipment.

High Thermal Conductivity: Boron Nitride also has high thermal conductivity and can conduct heat quickly, which helps to dissipate heat in high-temperature environments, and can be used in areas that require efficient heat dissipation, such as the heat dissipation components of electronic devices and thermal management systems in aerospace fields.

Specifications table of Boron Nitride Rods

Grade	Composition	Color	Density (g/cm3)	Features
BN99	HBN > 99.5%	White	1.9	Excellent corrosion resistance, high thermal conductivity, thermal shock resistance, excellent moisture resistance, low thermal expansion
Grade AX05	HBN > 98%	White	2.1	High thermal conductivity, moisture resistance, easy machining, good wear resistance, chemical stability
Grade A	HBN > 90%	White	2.0	High – temperature resistance, high thermal shock stability
BNCB	Calcium borate	White	2.1 – 2.3	Enhanced moisture resistance
MS IO (M&M 26)	HBN 40%, SiO₂ 60% (M); HBN 60%, SiO₂ 40% (M26)	White	2.5 – 2.6	High thermal conductivity
BN – ALN	BN + ALN	Gray	2.9	High thermal conductivity
ZS BN	HBN > 45%, ZrO₂ < 45%, Borosilicate < 10%	Gray	–	–

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Applications of Boron Nitride Rods

Boron Nitride Rods have a wide range of applications in many fields due to their unique properties:

Semiconductor field: Boron Nitride Rods have excellent insulating properties and high-temperature stability and can be used to manufacture semiconductor chips manufacturing process of wafer carriers, fixtures and other components. It can maintain dimensional stability at high temperatures, high vacuum and other harsh conditions, providing high-precision support and positioning for chip manufacturing, which helps to improve the yield rate of chip manufacturing. In addition, the good chemical stability of boron nitride rods keeps them from contaminating semiconductor materials, ensuring the purity and performance of chips.

Metallurgical field: In the metallurgical industry, boron nitride rods can be used as heating elements and furnace lining materials for high-temperature furnaces. Its high heat resistance can withstand the extreme temperature inside the high temperature furnace and work stably for a long time. At the same time, it has good thermal shock resistance and can resist the drastic temperature changes in the furnace without rupture. In addition, the chemical stability of the boron nitride rod makes it not easy to be eroded by the metal liquid and slag in the furnace, which prolongs the service life of the furnace lining and reduces the production cost.

Mechanical processing field: due to the high hardness and wear resistance of boron nitride rods, they can be used to manufacture cutting tools and abrasives. Cutting tools made of boron nitride have the advantages of high cutting efficiency and long tool life when cutting high-hardness materials and can improve machining accuracy and surface quality. In the grinding process, boron nitride abrasives can quickly remove materials and are not easy to clog, which can realize the efficient and precise grinding process, widely used in automotive, aerospace and other fields of parts processing.

Company Profile

RBOSCHCO is a trusted global chemical material supplier & manufacturer with over 12 years of experience in providing super high-quality chemicals and Nanomaterials. The company exports to many countries, such as the USA, Canada, Europe, UAE, South Africa, Tanzania, Kenya, Egypt, Nigeria, Cameroon, Uganda, Turkey, Mexico, Azerbaijan, Belgium, Cyprus, Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia, Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, RBOSCHCO dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are interested, please send an email to sales1@rboschco.com

Payment Term

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

Shipment Term

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

5 FAQs of Boron Nitride Rods

Q1:How difficult is it to machine boron nitride rods?

Hexagonal boron nitride: can be processed by conventional metal cutting technology, turning accuracy up to 0.05mm, suitable for complex shape products.

Cubic boron nitride: diamond tools or laser processing is required, and the cost is higher.

Q2:What should I pay attention to when using boron nitride rods?

Antioxidant protection: In an oxygen environment, hexagonal boron nitride needs to be used at temperatures below 1000°C, which can be protected by coatings (such as boron nitride paint) or inert atmosphere.

Installation and Maintenance: Avoid mechanical shock, check surface wear regularly, and prevent contamination by impurities.

Storage conditions: moisture-proof, sealed storage, avoid contact with strong oxidizing agents.

Q3:What are the manufacturing processes of boron nitride rods?

Hexagonal boron nitride: commonly used high-temperature molten salt method, chemical vapor deposition (CVD) or borax-urea method, the purity can be more than 99%.

Cubic boron nitride: high temperature and high pressure catalyst method is required to synthesize, high technology threshold.

Q4:What is the price range of boron nitride rods?

Hexagonal boron nitride: the price of common industrial grade (95% purity) is about RMB 8~100/kg, and the price of high purity (above 99%) can reach RMB 500~2000/kg.

Cubic boron nitride: due to the complexity of the process, the price is higher, about 1,000 to 5,000 yuan/kg.

Note: Prices are affected by size, purity, purchasing quantity and other factors, need to consult with suppliers.

Q5:What are the advantages of boron nitride rods compared with silicon carbide and alumina?

Thermal conductivity: Boron nitride has a thermal conductivity 5~10 times higher than alumina and has a lower dielectric constant, making it suitable for high-frequency applications.

Chemical stability: Corrosion resistance is better than silicon carbide, especially in molten metal environments.

Processability: Hexagonal boron nitride is easy to process and less costly than silicon carbide.