Composed mostly of tungsten carbide (WC) fragments bound with a metal binder, such as cobalt, cemented carbide combines the stamina of tungsten with the toughness of various other metals. The structure of cemented carbides can be customized to fit details applications, leading to the production of ranges like YG6, yg20, https://cbuga.com/the-unique-combination-of-hardness-and-toughness-in-tungsten-carbide/