Friday, December 2, 2011

Where to Get Copper Powder

Copper powder offers the engineer a means conserving materials, reducing machining and securing a uniform product at a reasonable cost. This unique metal-forming method permits the production of parts with close tolerances and a minimum of scrap. It also enables the development of products that cannot be produced by any other method. Density can be controlled to produce parts with porosities as high as 60% or, conversely, those that are practically pore-free and have densities approaching the theoretical density of the metal. It is also possible to vary the density in a single part.
Electrolytic copper powder is produced by following principles used in electroplating with the conditions changed to produce a loose powdery deposit rather than a smooth adherently solid layer. The copper powder obtained by electrolysis is high purity material, averaging more than 99% copper.
Superfine copper powder is a light rosy,dendritic,readily oxidize in the moist air and soluble in heated sulfuric acid or nitric acid. It is widely used in manufacturing diamond tools,cargon brushes,friction materials,pastes and other powder metallurgy products as well as electron industry.
Copper powders have been used in industrial applications for many years. Probably the best known is the self-lubricating bearing which was the first major application and still accounts for about 70% of the granular copper powder used. This application takes advantage of the ability to produce a component with controlled interconnected and surface-connected porosity.
Relevant product:Superfine copper powder 
.Electrolytic copper powder  
Read more>> www.metal-powder-dust.com

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