Waltham, MA, Apr 22, 2005. Ruby and sapphire materials are next to diamond in hardness with five times the abrasion resistance of carbide and are essentially chemically inert. Ruby and sapphire do not outgas. This single crystal material is an economical manmade product. They are non-thrombogenic and used in a number of medical applications from flow restrictors valves to wire feed through insulators, endoscopic windows and miniature bearings. Bird Precision specializes in mounting sapphire and ruby products into a variety of metal inserts, connectors and fittings for ease of use, as well as filtration where needed.
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