High temperature resistant and high quality customizable boron nitride components

Overview of Boron Nitride Components

Boron Nitride Components are made of Boron Nitride as the main raw material. Boron nitride components are characterized by high hardness, high melting point, good chemical stability and insulating properties. Boron nitride components have high hardness, high melting points, good chemical stability and insulating properties, etc. They maintain good performance in high-temperature environments and can be used to manufacture components in semiconductor, aerospace and machining fields, such as heating elements for high-temperature furnaces and wafer carriers in semiconductor manufacturing, which can improve the performance and service life of the equipment.

Features of Boron Nitride Components

Boron nitride components have a series of excellent features:

High heat resistance: Boron nitride has a high melting point, can maintain stable physical and chemical properties in a high-temperature environment, and can withstand high temperatures of more than 1,000 degrees Celsius, so boron nitride components are suitable for a variety of high-temperature industrial scenarios, such as high-temperature furnaces in metallurgy, glass manufacturing, and other areas of the components.

High hardness and wear resistance: Its hardness is second only to diamond, and it has excellent wear resistance. This makes boron nitride parts excellent in machining, cutting tools and other fields, able to maintain sharp and precise shapes for a long time and improve machining efficiency and quality.

Good Insulation: Boron nitride is an excellent electrical insulator with high resistivity and low dielectric constant. It can be used to manufacture insulating parts in electronic equipment, such as encapsulation materials for semiconductor chips and insulating substrates for high-frequency circuits, etc. It can effectively prevent circuit short circuits and electromagnetic interference.

Good chemical stability: it is not easy to react with acid, alkali and other chemicals, and can still maintain stable performance in harsh chemical environments. In the chemical and petroleum industries, Boron Nitride components can be used to manufacture corrosion-resistant reactor liners, pipelines, etc., to extend the service life of the equipment and reduce maintenance costs.

Specifications Table of Boron Nitride Components

Property	Value/Description
Chemical Composition	Boron (40 – 42.6%), Nitrogen (49 – 52.9%), Oxygen (3 – 5%), Calcium (2 – 3%), SiO₂ (0.2%), B₂O₃ (0.4%), Others (0.03%)2
Crystal Structure	Hexagonal, cubic, wurtzite4
Physical State	Powder, solid, aerosol, liquid2
Density	1.9 – 1.95 g/cm³ (hot – pressed hexagonal boron nitride)2 2.0 – 2.28 g/cm³ (hexagonal boron nitride)4 3.4870 g/cm³ (cubic boron nitride)4
Melting Point	2973 °C4
Hardness	Mohs hardness 2 (hexagonal boron nitride)6
Thermal Conductivity	27.22 – 30.98 W/m·K (parallel to the pressing direction of hot – pressed hexagonal boron nitride at room temperature)2 7.4 W/cm·°C (boron nitride)4
Thermal Expansion Coefficient	0 – 2.95×10⁻⁶ K⁻¹ (hot – pressed hexagonal boron nitride, depending on temperature range and direction)2 5.27×10⁻⁶ °C⁻¹ (boron nitride)4
Electrical Resistivity	1.7×10¹⁴ – 4.0×10¹⁴ Ω·cm (hot – pressed hexagonal boron nitride at room temperature)2
Dielectric Strength	> 39.4 kV/mm (hot – pressed hexagonal boron nitride)2
Max Usage Temperature	1500 °C (inert atmosphere), 850 °C (oxide atmosphere) for hot – pressed hexagonal boron nitride2 2200 °C or above (hexagonal boron nitride in vacuum or inert gas), 1000 °C (hexagonal boron nitride in oxygen – containing atmosphere)

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Applications of Boron Nitride Components

Boron Nitride Components are used in a wide range of applications due to their excellent characteristics:

Semiconductor field: As a wafer carrier and mask plate material, the high purity and precision of Boron Nitride Components ensure the accuracy and consistency of wafer processing. Good insulating properties can be used to manufacture insulating heat dissipation parts, effectively preventing circuit short circuits while helping the chip to dissipate heat quickly and improving the performance and stability of semiconductor devices.

Aerospace: Boron nitride components are used to manufacture high-temperature parts for aircraft engines, such as turbine blades and combustion chambers. Their high heat resistance and chemical stability can withstand the high temperature and high-pressure environment within the engine, resist gas corrosion, ensure reliable operation of the engine under extreme conditions, reduce the weight of components, and improve the efficiency and performance of aircraft engines.

Mechanical processing field: boron nitride parts can be made into cutting tools, grinding tools and so on. High hardness and wear resistance make the tools stay sharp in the cutting process, prolong the service life of the tools, improve the machining accuracy and surface quality, enable efficient machining of high-hardness materials, improve the machining efficiency and reduce the machining cost.

New energy field: In the production of lithium batteries, boron nitride parts can be used to manufacture the coating of electrode materials and battery diaphragm to improve the stability of the electrode and the safety of the battery.

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

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

Shipment Term

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

5 FAQs of  Boron Nitride Components

Q1: How does boron nitride promote the development of new energy technologies?

Lithium battery: Boron nitride coating can improve electrode stability, prevent lithium dendrite growth and enhance battery safety.

Photovoltaic industry: As a silicon wafer cutting and grinding material, green silicon carbide – boron nitride composite abrasives can achieve nanometer-scale surface accuracy.

Nuclear reactor: 10B enriched boron nitride neutron detector with 51.4% efficiency, replacing the traditional ³He tube for nuclear fission monitoring.

Q2: How difficult is it to machine boron nitride parts?

Machining boron nitride requires super-hard tools and precision processes:

Tool selection: Diamond or cubic boron nitride (CBN) tools can achieve micron-level precision and avoid chipping.

Process Challenge: Hot press sintering at temperatures above 2000°C and controlled oxidizing atmosphere to prevent material degradation.

Emerging technology: Ceramic finishing machines combined with CNC systems can machine complex shapes, such as nanoscale structures for deep-UV chips.

Q3: What factors affect the price of boron nitride parts?

Purity and process: 99.9% pure high-temperature boron nitride is 3-5 times more expensive than ordinary low-temperature boron nitride.

Applications: Semiconductor-grade boron nitride wafers (2-inch diameter) cost more than $10,000 per wafer, while industrial-grade abrasives cost less.

Market supply and demand: high-grade cubic boron nitride relies on imports, and domestic enterprises such as Zhengzhou Zhongnan JITE are gradually breaking the technology monopoly.

Q4: Is boron nitride environmentally friendly?

The material itself: boron nitride is non-toxic, non-radioactive and complies with EU RoHS standards.

Recycling: Industrial waste can be purified by microwave ultrasonic regeneration technology, with a recovery rate of more than 96%, reducing the waste of resources.

Production process: Some enterprises adopt water-based suspension instead of organic solvent to reduce carbon emissions.

Q5: What is the service life of boron nitride parts?

High-temperature scenario: continuous use at 1000℃ can reach more than 1,000 hours, and the service life is twice as long as that of silicon carbide parts.

Machining: Cubic boron nitride tools have 7 times the life of carbide tools when machining hardened steel.

Failure causes: long-term high temperature may lead to grain growth, mechanical stress may cause micro-cracks, and need to be optimized through structural design.