Chromium Nanoparticles/Nanopowder
Product Properties
Chromium (Cr) nanopowder/nanoparticles (nm & um)
Size | Type | Particle size（nm） | Purity（%） | Specific surface area（m2/g） | Bulk density（g/cm3） | Polymorphs | Color |
nm | JB-Cr-001 | 60 | >99.9 | 23.5 | 1.05 | spherical | black |
sub um | JB-Cr-002 | 500 | >99.9 | 8.123 | 2.16 | spherical | gray |
Custom | Acccording to customers requirment. (30-800nm etc) | ||||||
Chromium (Cr) Nanopowder Main Feature
Chromium (Cr) nanopowder, consisting of ultrafine particles of chromium metal at the nanoscale, exhibits distinct physical and chemical properties compared to its bulk counterpart.The nanoparticles have a significantly high surface area, enhancing their reactivity and providing more active sites for chemical reactions. This property is particularly beneficial in catalysis and surface coating applications.Chromium nanopowder can significantly improve the hardness and strength of materials when added to metal alloys and composites. This is due to the dispersion strengthening effect, where the distribution of nanoparticles within a matrix impedes the movement of dislocations.At the nanoscale, chromium exhibits unique magnetic properties that differ from its bulk form. These properties can be exploited in magnetic storage media, sensors, and other applications requiring controlled magnetic behavior.
Chromium (Cr) Nanopowder Applications
- Chemical Synthesis: Chromium nanopowder serves as a catalyst in various chemical reactions, including the synthesis of fine chemicals, pharmaceuticals, and polymers. Its high surface area enhances its catalytic efficiency and selectivity.
- Batteries: Research is exploring the use of chromium nanopowder in the electrodes of batteries, aiming to improve energy density, cycling stability, and charge-discharge rates, particularly in lithium-ion and nickel-metal hydride batteries.
- High-Performance Alloys: Adding chromium nanopowder to metals and alloys can improve their mechanical properties, such as strength, hardness, and resistance to wear and corrosion, making them suitable for aerospace, automotive, and industrial applications.
- Magnetic Materials: Chromium’s magnetic properties at the nanoscale are utilized in the development of advanced magnetic materials for data storage, sensors, and spintronics.
- Protective Coatings: Chromium nanopowder is used in coatings to enhance corrosion resistance, hardness, and wear resistance of surfaces. This application is vital in extending the life and performance of tools, machinery, and structural components.
- Thin Films: In electronics and optics, chromium nanopowder is used to deposit thin films with specific electrical and optical properties.