Description

Niobium Carbide is a high-performance refractory ceramic material prized for its exceptional hardness, high melting point, and excellent chemical stability. This compound is a critical component in the production of ultra-hard alloys and advanced ceramics, offering superior wear and corrosion resistance. It is essential for manufacturers in the cutting tool, aerospace, and nuclear industries seeking to enhance the durability and performance of their products under extreme conditions.

Application

• Hard Alloy Additive: A key constituent in cemented carbides and cermets for cutting tools, mining tools, and wear-resistant parts.
• Superalloy Grain Refiner: Used in nickel- and cobalt-based superalloys for turbine blades and high-temperature engine components.
• Advanced Ceramics: A fundamental material for high-temperature structural ceramics, crucibles, and nozzles.
• Coating Material: Applied via thermal spray or CVD/PVD methods to create hard, protective surface coatings on metal substrates.
• Nuclear Industry: Utilized in control rod materials and as a diffusion barrier in nuclear fuel pellets due to its neutron absorption properties.
• Electrode Material: Employed in specialized electrochemical applications and molten salt electrolysis.

Basic Information

Product Name	Niobium Carbide
CAS No.	12011-99-3
Molecular Formula	NbC
Molecular Weight	104.92 g/mol
Synonyms	Niobium(IV) carbide; Columbium carbide; Niobium monocarbide; Niobium carbon alloy; NbC powder; Refractory carbide; Hard metal powder
EINECS	234-571-7

Quality Control

Our Niobium Carbide is manufactured under stringent process controls to ensure batch-to-batch consistency and high purity. Quality is verified through advanced analytical techniques including X-ray diffraction (XRD) for phase purity and particle size analysis (PSA). A comprehensive Certificate of Analysis (COA) detailing purity, particle size distribution, and metallic impurities is provided with each shipment, ensuring compliance with your technical specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is stable under normal conditions but should be kept away from strong acids and strong oxidizing agents. Keep container tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Gray to brown-black powder
Identification (XRD)	Conforms to NbC standard pattern
Assay (NbC)	≥ 99.0%
Particle Size (D50)	1-10 µm (customizable)
Oxygen Content	≤ 0.5%
Free Carbon	≤ 0.2%
Metallic Impurities (Fe, Al, Si, Ta)	≤ 0.1% each
Bulk Density	~2.5 - 3.5 g/cm³

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.