Exceptional Performance of Boron Nitride Rods
- Withstanding extreme temperatures up to 2100°C.
- Superior thermal shock resistance.
- Excellent electrical insulation properties.
- Chemically inert and corrosion-resistant.
- Easily machinable into complex shapes.
- Doesn’t react with or adhere to most molten metals.
Engineered Boron Nitride Rods for Metallurgy and Furnace Systems
Boron nitride rods are carefully designed to perform well in extreme operating conditions. Their inherent resistance to molten metals and corrosive chemicals makes them ideal for demanding applications in high-temperature furnaces, vacuum systems, and metallurgical processing, effectively solving critical issues associated with material degradation and electrical failure in harsh environments.

Various Types of Boron Nitride Rods
Different types of boron nitride rods play an important role in different industrial fields and application scenarios due to their unique properties.

Widely used for its excellent thermal stability and low dielectric constant in high-temperature and vacuum applications.

Widely used in mechanical processing fields, such as tools, molds, etc.


Applied for high-temperature structural parts in the aerospace field.
Features and Applications of Boron Nitride Rods
Boron Nitride Rods offer a compelling array of features and benefits that make them a superior choice for numerous applications.

Excellent thermal shock resistance, can withstand drastic temperature differences.

Exceptional electrical insulation capabilities.

Exhibit remarkable chemical stability and corrosion resistance.

Self-lubricating properties can reduce friction and prevent sticking.

Exceptional combination of thermal, electrical, chemical, and mechanical properties.

Effectively address critical needs across various industries.

Available in a range of purity levels.

For rapid prototyping and the creation of custom components.
Why Choose Newthink Boron Nitride Rods?
Boron nitride rods are a unique material that can be used in more extreme environments than ordinary ceramics and have excellent performance.

Advanced hot pressing technology ensures high-density, easy-to-process boron nitride rods for demanding applications.

Allow custom-shaped boron nitride rods with tight tolerances, +/-0.05mm.

Strict quality control measures guarantee high purity and consistent performance of boron nitride rods.

Specialized packaging solutions protect boron nitride rods during storage and transportation, ensuring product integrity.

Allow small-batch and large-scale production of boron nitride rods.

We can provide BN rods in various grades, sizes, and shapes, catering to diverse industrial needs, from high-temperature insulation to semiconductor manufacturing.
Manufacturing Processes of Boron Nitride Rods
We use advanced techniques such as hot pressing, hot isostatic pressing and chemical vapor deposition (CVD) to produce high-purity, high-density boron nitride rods with tailored properties. Precision machining services are available, allowing custom-shaped boron nitride rods to be produced with tight tolerances to meet precise application requirements.


Durable and enhanced package
Boron nitride rods are usually packaged in vacuum-sealed bags to prevent moisture and contamination, and wrapped with foam to reduce vibration and shock during transportation to ensure that the product is intact. Sometimes cartons, wooden boxes or pallets are also used. The main advantage is to protect the boron nitride rods from damage during storage and transportation.
Meet Us at Exhibitions and Factory Visits
Newthink actively participates in major industrial and advanced ceramics exhibitions worldwide throughout the year, such as Italy, Germany, Japan, and Vietnam, meeting directly with our customers.
Our doors are always open—you’re warmly invited to visit our factory, witnessing firsthand our dedication to quality. Through frequent interactions and strong relationships built at these global events and visits, we’ve earned deep trust from clients in over 40 countries and regions.
Parameters for Boron Nitride Rods
Boron nitride rods are typically cylindrical in shape and exhibit high thermal conductivity, excellent electrical insulation, and good high-temperature resistance.
- Parameters for Boron Nitride Rods
Parameter | Details |
Crystal Structure | Primarily Hexagonal (h-BN); also available in Cubic (c-BN) and Wurtzite (w-BN) forms |
Typical Shapes | Cylindrical rods, tubes, blocks; customizable to specific requirements |
Dimensions | Diameters: 1 mm to 100 mm; Lengths: up to 1000 mm or as specified |
Manufacturing Methods | Hot pressing, sintering, chemical vapor deposition (for PBN) |
Chemical Stability | Inert to most chemicals; resistant to acids and molten metals |
Oxidation Resistance | Stable up to 1000°C in air; higher in inert atmospheres |
Solubility | Insoluble in water and most solvents |
Reactivity | Reacts with certain molten metals at elevated temperatures |
Related Products
- Alumina Rods
Versatile solutions for high-temperature applications, offering good electrical insulation and chemical resistance.
Known for their extreme hardness, high-temperature strength, and excellent wear resistance.
- Zirconia Tubes
Provide high strength and toughness, along with good resistance to corrosion and high temperatures.
- Pyrolytic Boron Nitride Sheet
It’s a high-purity layered material produced by chemical vapor deposition.
Boron Nitride Rods are extremely stable over 2000°C, especially in vacuum or inert atmosphere, and have zero thermal expansion with excellent thermal conductivity, making it a great material for high-temperature thermal insulation and control.
Yes. Boron Nitride is highly chemically inert, highly acid- and base-resistant. The resistance to corrosion is so high that even when exposed to harsh chemicals, it does not suffer any loss in mechanical and structural properties.
BN rods have heavy uses in electronics, aerospace, semiconductor processing, metalworking, and for running high-temperature furnaces.
①Clean, dry place to prevent moisture absorption where adhesives are humidity sensitive.
②Rod storage out of the way of accidental bumping. Carefully store and handle to prevent chipping or cracking.
③Secondary packaging material such as foam, bubble wrap, or extra heavy box where original packaging is not feasible or insufficient to cushion vibration and physical shock.