Overview of Hot 99.99 superfine Nb niobium powder
Niobium Carbide (NbC) is a refractory ceramic compound composed of niobium and carbon elements, known for its exceptional hardness, high melting point, and excellent thermal and electrical conductivity. It belongs to the family of transition metal carbides, which are valued for their remarkable mechanical properties and resistance to extreme environments. Niobium carbide is a dark gray, extremely hard material that finds application in areas requiring wear resistance, high-temperature stability, and corrosion resistance.
Features of Hot 99.99 superfine Nb niobium powder
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High Melting Point: Niobium carbide has a melting point of approximately 3,400 to 3,500°C, making it suitable for high-temperature applications.
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Hardness and Wear Resistance: With a Vickers hardness in the range of 2000-2500 Hv, NbC is one of the hardest materials, providing excellent wear resistance in abrasive environments.
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Thermal Conductivity: It exhibits good thermal conductivity, facilitating heat dissipation and making it useful in high-heat-load applications.
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Chemical Stability: Niobium carbide is resistant to corrosion from most acids and alkalis, excluding hydrofluoric acid, and is stable under oxidizing conditions.
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Electrical Conductivity: Although a ceramic, niobium carbide demonstrates moderate electrical conductivity, contributing to its use in some electronic applications.
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Density: Despite its hardness, niobium carbide has a relatively high density of about 8.53 g/cm³, adding to its mass efficiency in wear-resistant coatings.
(Hot 99.99 superfine Nb niobium powder)
Parameters of Hot 99.99 superfine Nb niobium powder
The “Hot 99.99 superfine Nb Niobium powder” you are referring to is likely a form of powders made from the element with the symbol “Nb” (Niobium). The properties of these powders can vary depending on their specific composition and manufacturing process.
Typically, Nb Niobium powders have high thermal stability, good electrical conductivity, and a low reactivity towards solvents. They are often used in a variety of applications, including the production of electronic components such as transistors, capacitors, and diodes, as well as in the fabrication of magnetic materials such as NdFeB magnets.
In terms of specific parameters, such as particle size and purity, it is important to note that the characteristics of Nb Niobium powders will depend on their specific and manufacturing conditions. It would be best to consult with a supplier or manufacturer for more information on the specific properties of your desired powder.
(Hot 99.99 superfine Nb niobium powder)
Applications of Hot 99.99 superfine Nb niobium powder
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Cutting Tools and Tool Inserts: In the manufacturing of cutting and machining tools due to its wear resistance and ability to maintain sharp edges at high temperatures.
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Wear-Resistant Coatings: As a coating on metal parts exposed to severe wear conditions, such as drill bits, mining equipment, and pump components.
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Heat Shields and Furnace Components: In high-temperature furnaces and kilns due to its excellent thermal stability and resistance to oxidation.
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Electrode Materials: In some specialized electrodes for electrical discharge machining (EDM) and electrochemical processes.
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Cemented Carbides: As a component in cemented carbide composites, enhancing their toughness and wear resistance.
Company Profile
MyCarbides is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality carbides and relative 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.
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FAQs of Hot 99.99 superfine Nb niobium powder
Q: How is Hot 99.99 superfine Nb niobium powder produced?
A: Hot 99.99 superfine Nb niobium powder is typically synthesized through the carburization of niobium metal powder or oxide at high temperatures in a reducing atmosphere or via direct reaction of niobium with carbon.
Q: Can Hot 99.99 superfine Nb niobium powder be machined?
A: Due to its extreme hardness, machining niobium carbide directly is challenging. It is often fabricated using powder metallurgy techniques, sintering, or applied as a coating through processes like chemical vapor deposition (CVD) or physical vapor deposition (PVD).
Q: Is Hot 99.99 superfine Nb niobium powder biocompatible?
A: While not extensively studied for biomedical applications, niobium-based materials generally exhibit good biocompatibility. Specific studies would be required to assess NbC’s suitability for biomedical implants.
Q: How does Hot 99.99 superfine Nb niobium powder compare to tungsten carbide in terms of hardness?
A: Both are hard materials, but tungsten carbide (WC) is slightly harder, with a typical Vickers hardness of around 2200 Hv, whereas niobium carbide ranges from 2000 to 2500 Hv.
Q: What are the main advantages of using Hot 99.99 superfine Nb niobium powder in tooling applications?
A: The advantages include increased tool life due to high hardness and wear resistance, improved heat resistance allowing for faster machining speeds, and retention of cutting edge sharpness even under high loads.
(Hot 99.99 superfine Nb niobium powder)
