1)ISO Certified Factory 2)Flexiable Order Quantity Requirement 3)Cost- ... Available We specialize in the manufacture of tungsten carbide products such as tungsten carbide strips, rods,rings,inserts, shims, wear parts, drawing ... requirements and our annual output is around 500 tons .The carbide powders are WC, TiC, Cr3C2, VC, TaC, NbC, BC4, etc ...