YG6 tungsten alloy ball ingredients known as YG6 tungsten balls, YG6 carbide ball, the main ingredient is a tungsten-cobalt alloy (WC-CO) high hardness.HRA90-92, good abrasion resistance, wear resistance is a ball a few times to a hundred times. YG6 carbide ball is widely used in a variety of hardware industry, valves, bearings, die casting, punching pieces, grinding measure.