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Fine Cobalt Powder (Co, Purity: 99.5%, APS: 1.5µm)

Fine Cobalt Powder

                                                         Fine Cobalt Powder
Product No NRE-8013
CAS No. 7440-48-4
Formula Co
APS <40 µm (Can be Customized)
Purity 99.9%
Color Grey to Black
Molecular Weight 58.933 g/mol
Density 8.90 g/cm³
Melting Point  1495 °C
Boiling Point 2927 °C

Fine Cobalt Powder

Cobalt powder is a versatile material with various applications in different industries due to its unique properties. Here are some of the common applications of cobalt powder:

Hardfacing and Welding:

Cobalt-based powders are used in hard-facing applications to improve the wear resistance and durability of metal surfaces. They are often blended with other materials and applied through welding or thermal spray processes to protect components such as drill bits, valves, and cutting tools.

Cemented Carbides:

Cobalt is a critical binder material in the production of cemented carbides, also known as hard metals or tungsten carbide-cobalt composites. These materials are widely used in cutting tools, mining and drilling equipment, and wear-resistant components.

Magnetic Materials:

Cobalt is a key component in the production of permanent magnets, specifically in the form of cobalt samarium (SmCo) and cobalt neodymium (NdFeB) magnets. These magnets are used in various applications, including electric motors, generators, sensors, and audio speakers.

Battery Manufacturing:

Cobalt is a crucial component in the cathodes of lithium-ion batteries. These batteries are used in various electronic devices, including smartphones, laptops, and electric vehicles (EVs). However, there is a growing effort to reduce cobalt usage due to concerns about its environmental and ethical impact.

Aerospace and Defense:

Cobalt-based superalloys are used in the aerospace and defense industries for high-temperature applications, such as jet engine components and gas turbine blades. These alloys can withstand extreme heat and stress.

Medical Devices:

Cobalt-chromium alloys are used in the manufacture of medical devices and orthopedic implants. These materials are biocompatible, corrosion-resistant, and have high strength, making them suitable for use in bone plates, hip replacements, and dental prosthetics.

Pigments and Ceramics:

Cobalt compounds are used in the production of blue and green pigments in ceramics, glass, and pottery. Cobalt oxide, for example, is used to create vivid blue colors in glass and ceramics.

Chemical Catalysts:

Cobalt-based catalysts are employed in various chemical processes, including the production of petrochemicals, pharmaceuticals, and hydrogen generation. They help facilitate chemical reactions and increase reaction efficiency.

Diamond Tool Manufacturing:

Cobalt powder is used in the production of diamond tools, such as cutting and grinding wheels. These tools are used in industries like construction, stone cutting, and machining.


Cobalt-based materials find application in the electronics industry, including the production of magnetic recording media for hard drives and other data storage devices.