-100% vigin raw material -88-97% WC +3-12%CO -Good quality and favorable price -Best Service -Short lead time ... Company NameGanxian Shirui New Material Co., Ltd.Year of established 2001Location“Tungsten City” Ganzhou City, Jiangxi ... cemented carbides: rods, rings, blanks, plates etc. Simply mixed (WC-CO) TUNGSTEN CARBIDE COBALT POWDER for tungsten carbides