... turbine components2, Suction box covers3, Seals,bearings4, Ball valve parts5, Hot gas flow liners6, Heat exchangers7, Semiconductor ... High fracture toughness9, High hardnessTypical Uses1, Precision ball valve balls and seats2, High density ball and pebble ... Seals,bearings4, Ball valve parts5, Hot gas flow liners6, Heat exchangers7, Semiconductor process equipment ceramic angular contact ball bearings