... .0HRCMicrostructureTempered Martensite or SorbiteDensity7.2g/cm3Application: Blast cleaning of cast steel shot:Used for blast cleaning of casting, die- ... steel, steel structure, descaling of forging. Shot peening of cast steel shot:Shot peening of gear, heat treatment. Shot ... steel board, profile steel, steel structure. Pre-treatment of cast steel shot:Pre-treatment of surface, steel board, profile ...