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Gold Powder

Gold Powder

Gold Powder
Product No NRE-8020
CAS No. 7440-57-5
Formula Au
Molecular Weight 196.9665 g/mol
APS <40 µm (Can be Customized)
Purity 99.9%
Color black
Density 19.32g/cm3
Melting Point 1064 °C
Boiling Point 2970 °C

Gold Powder

Au powder, also known as gold dust or gold flake, is finely ground gold that can be used in various applications across different industries. Here are some common applications of Au powder:


Au powder is used in the manufacturing of electronic components such as connectors, switches, and printed circuit boards (PCBs). Gold’s excellent conductivity and resistance to corrosion make it a valuable material for ensuring reliable electrical connections.


In dentistry, Au powder can be used to create dental prosthetics, crowns, and fillings. Gold’s biocompatibility, durability, and malleability make it a preferred material for dental applications.


Au powder can be used in jewelry making to create unique and intricate designs. It can be mixed with other metals to create various gold alloys with different colors and properties.


Some high-end cosmetics and skincare products incorporate gold powder for its perceived anti-aging and skin-rejuvenating properties. Gold-infused products can add a luxurious and shimmering effect to makeup.

Art and Crafts:

Artists and craftsmen use Au powder in various forms, such as gold leaf, to embellish paintings, sculptures, and decorative items. It adds a lustrous and decorative element to art projects.


Au powder is often used in the gilding process, where it is applied to the surface of objects to create a gold finish. This technique has been used for centuries to decorate items such as picture frames, furniture, and architectural details.


Gold nanoparticles and colloidal gold solutions, derived from Au powder, have been explored for various medical applications. They can be used in drug delivery systems, diagnostic tests, and even cancer treatment.


Gold-coated films and foils made from Au powder are used in aerospace applications for their ability to reflect infrared radiation. They help regulate temperature on spacecraft and satellite surfaces.


Gold nanoparticles, often produced from Au powder, are used in nanotechnology for their unique properties. They find applications in sensors, catalysis, imaging, and drug delivery due to their high surface area and stability.

Currency and Bullion:

In some countries, Au powder is used in the production of commemorative coins, medals, and gold bullion bars. These items can be made with varying levels of purity depending on their intended use.

Research and Development:

Au powder is used in laboratories for research purposes, including material science, chemistry, and electronics. It serves as a valuable tool in conducting experiments and developing new technologies.