... , High hardness4, Outstanding wear resistance ,both impingement and frictional modes5, Good thermal shock resistance6, Good chemical ... blades,vanes,buckets6, Metal tube forming rolls and dies7, Precision shafts and axies in high wear environments8, Weld positionersSilicon ... Uses1, Precision ball valve balls and seats2, High density ball and pebble mill grinding media3, Rollers and guides for ...