2012年5月22日星期二

How Tungsten Ring be Made?

Tungsten ring is so shinny, many people must want to know how tungsten ring be made.

Firstly, mix the tungsten with carbon and other elements, then ball milling, fired in an oxygen free furnace, and then cutting and shaping of tungsten ring. Lastly, polished with diamond polishing tools and wheels creating a permanent luster and polish not possible with other metals.

 

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