... We specialize in the manufacture of tungsten carbide products such as tungsten carbide strips, rods,rings,inserts, shims, wear parts, drawing dies,drilling ... forging dies,bars ,balls,burrs ,PCD blades,PCBN blades,ceramic inserts, and customized components etc.In the meantime ,please be ... requirements and our annual output is around 500 tons .The carbide powders are WC, TiC, Cr3C2, VC, TaC, NbC, BC4, ...