... . Sintered blank carbide rod; 2. dia1mm~45mm; 3. extruded or pressed; 4. 310mm~330mm, usually; 5. tungsten carbide material Long ... tungsten carbide products such as tungsten carbide strips, rods,rings,inserts, shims,, wear parts, drawing dies,drilling bits,cold forging dies,bars, ,balls,burrs ... .514.894.33800Ultrafine tungsten carbide powder sintered into a grain size of cemented carbide at 0.5um ...