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PRODUCT PARAMETERS
Description
Overview of Boron Nitride Balls
Boron Nitride Balls are a new material with unique properties. It consists of the elements nitrogen and boron, and has a high hardness comparable to that of diamond. At the same time, Boron Nitride Balls possess good resistance to high temperature, corrosion and insulation. Its spherical structure makes it widely used in the fields of lubrication, heat dissipation, catalyst carrier, etc. For example, as a high-performance lubricant additive, it can effectively reduce the coefficient of friction and improve the service life of mechanical parts.

Features of Boron Nitride Balls
Boron Nitride Balls have many excellent features:
High hardness: Boron Nitride Balls are extremely hard, second only to diamond. This characteristic makes them outstanding in the field of wear-resistant materials, cutting tools, etc. They can withstand high pressure and strong friction and are not easy to wear out, so they can be used to process metal materials with high hardness and improve processing efficiency and quality.
High-Temperature Resistance: Boron nitride balls have excellent high-temperature resistance and can maintain stable physical and chemical properties under high-temperature environments. It can withstand high temperatures of more than 1000℃, so it has important applications in aerospace, metallurgy and other high-temperature fields, such as for manufacturing high-temperature-resistant parts of aviation engines, high-temperature furnace linings in the metallurgical industry and so on.
Good chemical stability: boron nitride balls have excellent chemical stability and do not easily react with acids, alkalis and other chemicals. This enables it to maintain stable performance in harsh chemical environments, and it can be used in the fields of chemical industry and electronics, for example, as the lining of chemical reaction vessels to prevent the vessels from being corroded.
High insulation: Boron nitride balls are a good insulating material with high resistivity and low dielectric constant. This feature makes it widely used in the field of electronic and electrical appliances, can be used to manufacture insulating parts, semiconductor device encapsulation materials, etc., and can effectively prevent current leakage and short circuits to protect the safe operation of electronic equipment.
Self-lubrication: Boron nitride balls have good self-lubrication, and their coefficient of friction is low. It can be used as a lubricant or additive in the field of mechanical transmission and bearings, which can reduce friction and wear between parts, reduce energy consumption, and improve the operation efficiency and reliability of mechanical equipment.

Specifications Table of Boron Nitride Balls
Product Model | Particle Size (d50) | Specific Surface Area | Tap Density | pH Value | Moisture | Purity |
HMG BN – 60 | 60 – 75 μm | ≤3 m²/g | ≤0.5 g/cm³ | ≤10.0 | ≤0.15% | ≥99.3% |
HMG BN – 100 | 95 – 115 μm | ≤3 m²/g | ≤0.5 g/cm³ | ≤10.0 | ≤0.15% | ≥99.3% |
HMG BNL – 120 | 125 – 135 μm | ≤3 m²/g | ≤0.5 g/cm³ | ≤10.0 | ≤0.10% | ≥99.3% |
HMG BN – 160 | 170 – 200 μm | ≤3 m²/g | 0.47 – 0.53 g/cm³ | ≤10.0 | ≤0.10% | ≥99.3% |
HMG BN – 200 | 190 – 215 μm | ≤3.5 m²/g | 0.35 – 0.40 g/cm³ | ≤10.0 | ≤0.10% | ≥99.3% |
Applications of Boron Nitride Balls
Boron Nitride Balls have a wide range of applications in many fields due to their unique properties:
Machining field: Due to its high hardness, Boron Nitride Balls can be used as abrasives for precision grinding and lapping. It can carry out high-precision machining of hard-to-machine materials such as cemented carbide, ceramics, etc., and improve the machining surface quality and accuracy. At the same time, its self-lubrication means it can be added to lubricating oil or grease to reduce the coefficient of friction, reduce the wear and tear of mechanical parts, prolong the service life of equipment, and play an important role in high-speed, high-load mechanical operation.
Aerospace field: The high-temperature resistance and chemical stability of boron nitride balls make them an ideal material for the manufacture of aviation engine parts. It can be used in the manufacture of turbine blades, combustion chambers and other high-temperature components and can maintain stable performance under extremely high temperatures and complex chemical environments, ensuring reliable engine operation under harsh operating conditions. In addition, its low-density characteristics also help to reduce the overall weight of aviation vehicles and improve fuel efficiency and flight performance.
Electronic and electrical fields: The high insulating properties of boron nitride balls make them widely used in electronic devices for insulating packages. It can effectively isolate electronic components, prevent leakage and short circuits, and improve the stability and safety of electronic equipment. At the same time, boron nitride ball also has good thermal conductivity, can be used to manufacture heat dissipation parts, to help electronic equipment rapid heat dissipation, to avoid overheating and affect the performance or shorten the service life, in high-performance computers, communication base stations and other high heat dissipation requirements of the equipment has an important application value.
Chemical industry: Because of its good chemical stability, boron nitride balls can be used as the lining material of chemical reaction vessels to resist the erosion of acid, alkali and other corrosive media to ensure the integrity and service life of the reaction vessel. In addition, boron nitride balls can be used as catalyst carriers to provide a stable support structure for catalysts, which helps to improve the activity and selectivity of catalysts and plays an important role in catalytic reactions in the fields of petrochemicals, fine chemicals and so on.

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 Balls
Q1:How to choose suitable boron nitride balls?
Particle size selection:
50-100 microns: for thermal interface materials and refractory coatings.
10-20 micron: for precision grinding, catalyst carrier.
Purity requirement:
Industrial grade (95-98%): for general lubrication, ceramic additives.
Electronic grade (above 99%): used in semiconductor, cosmetics.
Surface treatment: hydrophilic or hydrophobic modification can enhance compatibility with polymers, for example, modified for water-based coatings.
Q2: Are boron nitride balls toxic?
Toxicity: Cubic Boron Nitride (c-BN) is non-toxic under normal use, but prolonged inhalation of dust may irritate the respiratory tract. For example, rat oral LD50>50g/kg, rabbit percutaneous LD50>20mL/kg.
Protective measures: It is recommended to wear a dust mask and gloves during operation to avoid direct contact with skin or inhalation of dust.
Q3: How to store boron nitride balls?
Environmental requirements: It should be stored in a dry and ventilated warehouse to avoid moisture. Humidity exceeding 60% may cause caking and affect the fluidity.
Packaging: It is recommended to use sealed plastic bags or nitrogen-filled packaging to prevent oxidation.
Q4: What is the market outlook for boron nitride balls?
Demand growth: The global spherical boron nitride market size is about USD 0.08 billion in 2023 and is expected to reach USD 0.11 billion in 2030, at a CAGR of 4.6%.
Emerging Areas:
New energy vehicles: for battery pack heat dissipation, electronic control system insulation.
5G communication: low dielectric loss coating for high-frequency devices.
Environmental technology: used as an adsorbent to treat organic pollutants or for catalytic degradation of wastewater.
Q5: Are there any alternative materials?
Short-term replacement: Silicon Carbide (SiC) can replace Boron Nitride in some fields (e.g., abrasives), and the cost is only 1/5 to 1/10 of Diamond.
Long-term challenges: Boron nitride’s high-temperature stability and insulating and lubricating properties are still difficult to fully replace by other materials.
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