Ceramics are non-organic, non-metallic materials which show excellent resistance to high temperatures, abrasives and chemicals. They have comparatively low densities and are extremely hard. The nature of their structure means that some show poor shock resistance.
A thin, flat piece of material with a hole in the middle, used in conjunction with bolts and nuts to distribute the load of a threaded fastener.
|Zirconia - stabilised with Yttria|