High purity Niobium nitride NbN powder

Niobium (Nb), atomic number 41, is a lustrous, grey, ductile transition metal. Niobium is known for its remarkable physical and chemical properties that make it valuable across numerous industries.

Get A Quote
Contact Us

Overview of High purity Niobium nitride NbN powder

Niobium, often found in conjunction with tantalum minerals, is primarily extracted as a byproduct of tin and tantalum mining. Its chief ores include pyrochlore and columbite. Once refined, niobium becomes highly versatile, finding application in alloys, superconductors, and various high-tech materials.

Feature of High purity Niobium nitride NbN powder

  1. Superior Strength and Lightness: When added to steel in small quantities (typically less than 1%), niobium significantly enhances the strength and toughness of the alloy while reducing its weight, making it ideal for aerospace and automotive applications.

  2. Corrosion Resistance: Like tantalum, niobium forms a passive oxide layer that protects it from corrosion, making niobium-based alloys suitable for use in harsh environments.

  3. Superconductivity: Niobium exhibits excellent superconducting properties when cooled below its critical temperature of about 9.2 K (-264°C or -443°F). This property makes it the primary material for superconducting magnets used in MRI scanners and particle accelerators.

  4. Magnetic Properties: Niobium is paramagnetic at room temperature but becomes strongly diamagnetic when cooled, meaning it repels magnetic fields. This characteristic is exploited in certain specialized applications.

  5. Ease of Fabrication: Despite its strength, niobium is easily formed, welded, and machined, facilitating its use in complex engineering designs.

High purity Niobium nitride NbN powder

(High purity Niobium nitride NbN powder)

Parameters of High purity Niobium nitride NbN powder

The specific property of niobium nitride (NbN) powder, such as its purity and particle size, can have a significant impact on its performance in various applications. Some of the important parameters related to NbN powder include:

1. Purity: The purity of NbN powder is crucial for its properties, as it directly affects its resistance to corrosion, wear, and deformation. Higher purity materials generally exhibit better mechanical strength, wear resistance, and chemical stability.
2. Particle size: The particle size of NbN powder can affect its mechanical and thermal properties. Generally, smaller particles have higher surface area and greater strength than larger particles, but they may also be more prone to agglomeration and cracking. Therefore, it is essential to control the particle size to achieve optimal performance.
3. Porosity: The porosity of NbN powder can affect its optical and electrical properties, as well as its ability to absorb moisture and heat. Lower porosity materials typically have higher reflectivity and sensitivity to electrical fields, while higher porosity materials may be more resistant to water vapor and humidity.
4. Interfacial properties: The interfacial properties of NbN powder, such as its adhesion to substrates and its bonding with other materials, can significantly impact its performance in various applications. Materials with strong interfacial interactions tend to have improved mechanical and thermal stability, as well as enhanced functionality.

Overall, controlling the specific property of NbN powder is an ongoing research topic that involves various experimental techniques and computational modeling approaches. By carefully selecting and controlling these parameters, researchers can develop high-performance NbN powders with tailored characteristics for various applications.

High purity Niobium nitride NbN powder

(High purity Niobium nitride NbN powder)

Company Profile

Metal in China is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality copper and relatives products.

The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are looking for high-quality metal powder and relative products, please feel free to contact us or click on the needed products to send an inquiry.

Payment Methods

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


It could be shipped by sea, by air, or by reveal ASAP as soon as repayment receipt.


What is High purity Niobium nitride NbN powder commonly used for?

High purity Niobium nitride NbN powder is widely used in the production of high-strength, low-alloy steels for pipelines, auto parts, and structural components. It’s also crucial in superconducting materials, jewelry, and optical lenses.

Is High purity Niobium nitride NbN powder toxic?

High purity Niobium nitride NbN powder is considered biocompatible and non-toxic, which allows its use in medical implants without adverse reactions in the human body.

How does High purity Niobium nitride NbN powder affect the properties of steel?

When added to steel, High purity Niobium nitride NbN powder refines grain structure, improves toughness, and increases strength without compromising ductility or weldability. This leads to lighter, stronger, and more corrosion-resistant steel products.

Why is High purity Niobium nitride NbN powder important in superconductivity?

High purity Niobium nitride NbN powder has one of the highest critical magnetic fields and transition temperatures among elemental superconductors, making it the material of choice for constructing superconducting magnets in advanced technologies like MRI machines and nuclear magnetic resonance equipment.

Is niobium a rare earth metal?

No, niobium is not a rare earth metal. It is a refractory metal, often confused with rare earths due to similar industrial applications, but chemically and geologically distinct. Rare earths are a group of 17 lanthanide elements plus scandium and yttrium.

High purity Niobium nitride NbN powder

(High purity Niobium nitride NbN powder)

Scroll to Top