Grade: YG6X composition: WC 94%; CO: 6% Hardness: HRA92 density: ≥ 14.9 g/cm3 bending strength: 1450 G/M2 Applications: YG6X carbide ball is widely used in a variety of hardware industry, the valve door, bearing, die casting, punching pieces, grinding, measuring, chemical, petroleum, military. Characteristics: The main ingredient is tungsten cobalt alloy (WC-CO) hardness, is a fine grain alloy. YG6 its hardness and wear resistance than alloy balls, toughness slightly lower than for production of wear-resistant alloy balls YG8 impact resistant components.