Composed largely of tungsten carbide (WC) particles bound with a metal binder, such as cobalt, cemented carbide integrates the toughness of tungsten with the toughness of other steels. The make-up of cemented carbides can be customized to fit specific applications, leading to the production of ranges like YG20, yg15, and http://polimentosroberto.com.br/index.php?option=com_k2&view=itemlist&task=user&id=5646181