Spherical cast tungsten carbide which is dendritic crystal composed of WC and W2C and made by ultra high-temperature spheroidization or gas
atomization process have a high melting point 2525 ℃ ,high hardness over 2700HV0.1 ,high flowability ,high wear resistance and chemical stability ,color is dark gray.
The products applied as the preparation of diamond drill bits matrix materials ,plasma surfacing materials,coating materials and cemented carbide
wear-resistant rode(wire)materials etc.
Used in reinforcement of wear-resistant surface and are used to make PDC ,PDC drilling tool,production by infiltration ,spray(spray welding ),overlay .