... ISO 9001:2008 SGS About tungstenball Name of the productHigh-density tungsten alloy ball/tungsten carbide ballMaterialYG6 , YG6X , YG8 , ... G10 - G100Hardness HRC90-92Applicationsgrinding, bearings, hardness examine machine, aviation , grinding machine, head pressure, and so onPackingMedal Drum/Export Bag/ ... ; 9/ MOQ 5kgs for sintered blank; high density tungsten carbide ball/ tungsten alloy ball