Spherical Boron Nitride Powder

Spherical Boron Nitride Powder

Spherical Boron Nitride Powder is a high-quality boron nitride powder that is used in a variety of industries including ceramics, electronics, and metallurgy.

Product Introduction

 
Why Choose Us
 
01/

Focus on R&D
We have established long-term strategic partnership with many universities and research institutes, and we area fully reinforced in the testing and R&D platform.

02/

Rich Experience
Our factory has more than 20years working experiences on researching and selling. Products are well sailed all over the world, got many compliments from customers.

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Quality Ensure
Strict contract auditing invloved all departments to assure the feasibility of each order. Strictly control on all raw and auxiliary materials, all raw materials reach the world advanced level

04/

After-sales Service
After you make order, we will Follow up the whole process and Update it to you. Collecting goods, Loading containers and Tracking goods transport information for you.

 

What Is Spherical Boron Nitride Powder

 

Spherical Boron Nitride Powder is a high-quality boron nitride powder that is used in a variety of industries including ceramics, electronics, and metallurgy. Boron nitride powder is a synthetic compound that has characteristics similar to graphite, including high thermal conductivity, good electrical insulation, and lubricating properties. However, boron nitride powder has some unique properties such as high hardness, chemical stability, and high temperature resistance that make it extremely valuable in various applications.

 

Nanoscale Boron Nitride Powder

Nanoscale Boron Nitride Powder

Nanoscale Boron Nitride (BN) Powder is a high-performance material widely used in the fields of energy, electronics, and aerospace due to its unique properties. It is made of ultra-fine particles of boron nitride that are typically less than 100 nanometers in size, giving it a large surface area, and making it an ideal material for various applications.
One of the key benefits of Nanoscale Boron Nitride Powder is its excellent thermal conductivity. It is a highly effective heat conductor, with a thermal conductivity of up to 350 W/(m·K). This makes it an ideal material for thermal management applications, such as heat sinks for electronic devices, thermal packaging, and insulating materials.

Purity 98% Boron Nitride Powder

Purity 98% Boron Nitride Powder

The difference in the purity of BN is caused by the production process. The purity of BN at low temperature is 95-98%, and the purity of BN at high temperature is more than 99%.
Boron Nitride Powder is a type of advanced ceramic material that exhibits excellent thermal conductivity and non-reactivity, making it suitable for applications in various industries. It is a white powder derived from boron and nitrogen, and it is in high demand because of its exceptional thermal and chemical properties.
Our Purity 98% Boron Nitride Powder is a top-quality product that can significantly increase the efficiency and performance of your industrial applications. As a reputable manufacturer in China, we ensure that all our products meet the highest standards of quality and performance.

Hexagonal Boron Nitride Powder CAS:10043-11-5

Hexagonal Boron Nitride Powder CAS:10043-11-5

Our Hexagonal Boron Nitride Powder CAS:10043-11-5 is specially designed to provide a range of benefits for our customers. Below are a few examples of how this product can benefit your manufacturing process:
High thermal conductivity: Our powder is ideal for use in thermal applications providing a rapid and effective way to dissipate heat. This makes it perfect for use in heat sinks, high-performance electronics and other heat management applications.
Electrical insulation: The boron nitride powder is a highly effective insulator, which can protect electrical components from electrostatic discharge (ESD). This makes it ideal for use in semiconductor manufacturing and other high-tech applications.
Chemical resistance: Our boron nitride powder is highly resistant to a range of chemicals, making it very useful in environments where other materials would quickly degrade, corrode or break down.

White Hexagonal Boron Nitride Powder

White Hexagonal Boron Nitride Powder

White Hexagonal Boron Nitride powder, commonly known as h-BN, is a revolutionary product that has taken the world of ceramics, thermal management, and lubrication by storm. As a Chinese manufacturer specializing in the production of h-BN powder, we take immense pride in offering the highest quality product that is unmatched in terms of purity, consistency, and performance. Our h-BN powder is widely used in various industrial applications due to its unique properties and exceptional reliability.

Purity 99% Boron Nitide Powder

Purity 99% Boron Nitide Powder

Purity 99% Boron Nitride Powder is a fine, white powder with a hexagonal crystal structure. The material is odorless, chemically inert, and has excellent thermal stability. Our product is manufactured using a patented process that ensures the highest purity and quality of the final product. The manufacturing process involves the high-temperature conversion of boron oxide and nitrogen gas at over 1,800°C in a controlled environment. The process ensures that the material obtained is of the highest purity, with a minimum of any impurities, thus making it ideal for various applications.

High Temperature Boron Nitride Powder

High Temperature Boron Nitride Powder

From high-temperature furnaces to furnaces for melting precious metals, our boron nitride powder is the ideal solution for heat management. In addition to its outstanding thermal conductivity, our High Temperature Boron Nitride Powder offers excellent thermal shock resistance, which makes it ideal for use in hot environments. Our boron nitride powder is also highly resistant to chemicals, making it suitable for use in a wide range of industrial applications.

Low Temperature Boron Nitride Powder

Low Temperature Boron Nitride Powder

Low temperature boron nitride is synthesized by mixing borax and ammonium chloride in a reaction furnace. The reaction temperature is 1000-1200 ℃.
1. High thermal conductivity: This material exhibits excellent heat transfer properties, making it ideal for use in thermal management applications.
2. High dielectric strength: Low temperature boron nitride powder has a high breakdown voltage and is a good electrical insulator. It is widely used in electronics and semiconductor industries for its excellent electrical properties.
3. Extreme temperature stability: This material can withstand extreme temperatures up to 1800°C without any significant changes in its physical or chemical properties.
4. Chemical resistance: Boron nitride is highly resistant to most chemicals, making it ideal for use in harsh chemical environments.
5. High lubricity: Low-temperature boron nitride powder exhibits excellent lubrication properties, making it an ideal material for use in lubricants and coatings.

High Purity Hexagonal Boron Nitride Powder

High Purity Hexagonal Boron Nitride Powder

High purity HBN powder is designed to meet the specific needs of our customers. Here are some of the key features that make our product stand out in the market:
1. High Purity: Our HBN powder is made from high-quality raw materials and undergoes a rigorous purification process to achieve a purity level of over 99%. This ensures that the product is free from contaminants and impurities that could affect its performance.
2. Consistent Particle Size: We use advanced milling technology to produce HBN powder with a consistent particle size distribution. This ensures that the product is easy to handle and mix in various applications.
3. Optimal Crystal Structure: Our HBN powder has an optimized crystal structure that enhances its thermal conductivity, electrical resistance, and lubricity. This makes it ideal for use in demanding applications that require high-performance materials.
4. Competitive Pricing: Despite our commitment to quality, we offer our high purity HBN powder at a competitive price. This makes it an affordable option for businesses looking to improve their products' performance without compromising on quality.

Boron Nitride Used in Makeup

Boron Nitride Used In Makeup

BN cosmetic powder has lubrication, chemical inertia, light stability, adhesion, refractive index 1.74 - very close to human skin, is an ideal ingredient for skin care and make-up.
Benefits and Advantages of Using Boron Nitride in Cosmetics
There are several benefits and advantages to using Boron Nitride in cosmetics and personal care products:
Improved texture and application: Boron Nitride helps to create a soft, silky texture that makes products easier to apply and more pleasant to use.
Improved color payoff: Boron Nitride helps to improve the color payoff of pigments and other colorants in cosmetics, resulting in more vibrant and long-lasting color.
Sweat and oil absorption: By absorbing excess oil and sweat, Boron Nitride helps to keep makeup looking fresh throughout the day and helps to reduce shine on the skin.
Hypoallergenic and non-toxic: Boron Nitride is non-toxic and hypoallergenic, making it a great choice for those with sensitive skin.

 

Advantages of Spherical Boron Nitride Powder

 

High thermal conductivity: Spherical boron nitride powder has a very high thermal conductivity of 300W/(m-K), which makes its thermal conductivity in high temperature environments extremely excellent.
High hardness: Spherical boron nitride powder has a hardness close to that of diamond, which provides excellent resistance to abrasion and compression.
Stability: Compared with flake, tube and layer boron nitride, spherical boron nitride powder has better stability and wear resistance.
Good lubrication: Spherical boron nitride powders have a graphite-like crystalline shape that provides excellent lubrication, making them excellent for friction and wear applications.
Chemically stable: Spherical boron nitride powders are chemically extremely stable and can maintain their performance in a variety of environments.
High Thermal Stability and Chemical Properties: Spherical Boron Nitride powders retain their properties at elevated temperatures and have better thermal stability and chemical properties than other materials.
Insulating properties: Spherical boron nitride powder has insulating properties and can be used in insulator materials such as high frequency and high voltage electricity.

 

Spherical Boron Nitride Powder Applications

 

 

Abrasive Use: Employed in polishing, lapping, and as a loose abrasive for cutting applications, including water jet cutting. Also utilized for dressing diamond tools.
Nuclear Applications: Boron Carbide micron powders play a crucial role in nuclear applications, offering shielding properties and contributing to the production of control rods and shut down pellets.
Versatile Applications: Widely used in diverse applications, including ceramic tooling dies, precision tool parts, evaporating boats for materials testing, and the manufacturing of mortars and pestles.

 

Production Method of Spherical Boron Nitride Powder
 

Preparation and mixing of raw materials
Mix boron nitride powder, surfactant, carbohydrate and water according to a certain ratio. Usually, this ratio is boron nitride powder:surfactant:carbohydrate:water = 10:0.05 to 0.5:1 to 10:50 to 200 (mass ratio). These substances were placed in a container and stirred well to obtain Suspension A.


Isostatic flaking and heating treatment
The suspension A was transferred to an isostatic flaking machine for isostatic flaking treatment. Subsequently, the flaked material was heated under airtight conditions, filtered and dried to obtain B powder.


Preparation of stabilizing solution
Dissolve the B powder and binder in water according to a certain proportion, and stir well again. Adjust the pH value of the solution until a stable C solution is obtained.


Spray drying and high temperature calcination
Pass the C solution into the spray tower for spray drying to remove water and obtain the powder. The spray-dried powder is subjected to high temperature calcination, usually at a specific temperature and time, to obtain spherical boron nitride powder.

 

Application Areas of Spherical Boron Nitride Powder
 

High temperature protective coating
Due to the excellent high temperature stability and oxidation resistance of boron nitride, spherical boron nitride powder is widely used as a coating material for high temperature parts in rocket engines and aircraft gas turbine engines. It can protect these parts from high temperature and corrosive environment.

 

Reinforced composite materials
Spherical boron nitride powder can be used as a reinforcing phase, combined with other materials to form high-performance composite materials. These composites can be used to make structural parts of airplanes and spacecraft to improve strength, stiffness and durability.

 

Lightweight composites
Boron nitride has the properties of light weight, high strength and corrosion resistance, so it can be combined with other materials to form lightweight composites. These materials have a wide range of applications in the aerospace field, such as spacecraft structures, satellite components and aircraft fuselage.

 

Electronic ceramics field
Spherical boron nitride powder is widely used in the field of electronic ceramics because of its high resistivity and excellent chemical stability. For example, it is used to manufacture encapsulation materials for electronic components and semiconductor devices.

 

Mechanical field
The high hardness and wear resistance of spherical boron nitride powder make it an ideal material for manufacturing cutting tools and mechanical parts. In addition, it can be used as a mold release agent for metal forming and a lubricant for metal drawing.

 

Optical glass field
Boron nitride is resistant to ultraviolet and infrared radiation. Spherical boron nitride powder can be used to manufacture optical glass with high light transmission and UV resistance.

 

 
Our Factory

 

As one high-tech enterprise in the field of inorganic materials, Qidi has focused on the R&D, development, production and sales of nitride ceramic materials for many years, mainly include hexagonal boron nitride powder and its products, nitrides and other composite ceramic products. The products have passed tests by the National Research Center of Testing Techniques for Building Materials, all technical indexes are in the leading position in China and have been exported to various regions and countries, such as Taiwan, Japan, Korea, Europe and the United States. And the company has passed the ISO9001: 2000 International Quality System Certification, and owns the right to import and export.

 

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FAQ

 

Q: What is spherical boron nitride powder?

A: Spherical boron nitride powder is a high-performance ceramic material with spherical particle morphology, high strength, high hardness, high thermal conductivity and high chemical stability.

Q: What is the thermal conductivity of spherical boron nitride powder?

A: The thermal conductivity of spherical boron nitride powder varies according to the crystal structure and preparation process. Generally, the thermal conductivity of hexagonal boron nitride is 56.94 W/m•degree, and the thermal conductivity of cubic boron nitride is 79.54w/m.k.

Q: What is the melting point of spherical boron nitride powder?

A: The melting point of spherical boron nitride powder is 2700ºC (sublimation).

Q: What are the main application areas of spherical boron nitride powder?

A: Spherical boron nitride powder is mainly used in aerospace, automobile manufacturing, chemical industry, oil drilling and other fields, especially in extreme environments such as high temperature, high pressure and high corrosion.

Q: What are the preparation methods of spherical boron nitride powder?

A: The preparation methods of spherical boron nitride powder include powder metallurgy, hot pressing sintering, chemical vapor deposition, etc.

Q: What is the density of spherical boron nitride powder?

A: The density of spherical boron nitride powder is 2.29g/cm³.

Q: Why does spherical boron nitride powder have high thermal conductivity?

A: The crystal structure of spherical boron nitride powder is similar to that of graphite, with a layered structure, which is conducive to heat conduction, so it has high thermal conductivity.

Q: What is the hardness of spherical boron nitride powder?

A: The hardness of spherical boron nitride powder is close to that of diamond, and it is a superhard material.

Q: Is spherical boron nitride powder resistant to acid and alkali?

A: Spherical boron nitride powder has excellent chemical stability and is not corroded by inorganic acids and water, but the boron-nitrogen bond may be broken in hot concentrated alkali.

Q: How is the particle size of spherical boron nitride powder expressed?

A: The particle size of spherical boron nitride powder is usually expressed in mesh size, that is, the size of the raw material particles, generally expressed in terms of the maximum length of the particles.

Q: How stable is spherical boron nitride powder at high temperature?

A: Spherical boron nitride powder has good stability at high temperature and can be used for a long time in high temperature environment.

Q: What is the application of spherical boron nitride powder in the field of bearings?

A: Spherical boron nitride powder can be used as a high-temperature lubricating material and reinforcing material for bearings to improve the wear resistance and service life of bearings.

Q: What is the application of spherical boron nitride powder in the field of cosmetics?

A: Spherical boron nitride powder can be used in cosmetics, such as lipstick, to increase its lubricity and gloss.

Q: Will spherical boron nitride powder react with carbon?

A: Spherical boron nitride powder itself will not react with carbon, but boron may react with carbon to form boron carbide.

Q: What is the effect of the particle size of spherical boron nitride powder on its performance?

A: The particle size of spherical boron nitride powder has an important influence on its performance. Powders of different particle sizes may differ in thermal conductivity, hardness, etc.

Q: What is the compressive strength of spherical boron nitride powder?

A: The compressive strength of spherical boron nitride powder is 170MPa.

Q: How is the lubrication effect of spherical boron nitride powder?

A: Spherical boron nitride powder has excellent lubrication effect, especially at high temperature.

Q: What is the market prospect of spherical boron nitride powder?

A: With the continuous development of new materials technology, the market prospect of spherical boron nitride powder is broad, especially in the fields of new energy vehicles, high-speed trains, aerospace and other fields.

Q: What is the influence of the purity of spherical boron nitride powder on its performance?

A: The purity of spherical boron nitride powder has an important influence on its performance. High-purity powder usually has better performance and a wider range of applications.

Q: What is the production cost of spherical boron nitride powder?

A: The production cost of spherical boron nitride powder is affected by many factors, including raw material prices, preparation process, equipment investment, etc. With the continuous advancement of production technology and the increase in market demand, the production cost is expected to gradually decrease.

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