The assortment of our cast iron grit function as air for removing, Blast applications of cleaning of, Old paints castings and metallurgical materials, For blasting of stone and for cutting of these are, Stone. Furthermore also suitable for etch structural steel and components prior to coating metal spray, With paint & plastics. Varied grit dimensions 0. 2~2. 5mmusage sand blasting cleaningmaterial alloy steelchemical composition of our collection consists of as follows abrasivescast iron grit c. I. Grit chemical analysiscarbon 2. 5 to 3. 4%mn 0. 6 to 1. 0%si 0. 8 to 1. 20%p 0. 15 to 0. 45%s 0. 25 to 0. 50%hardness750 to 860 hvmicro structuremartensite completely fine & uniformdensity7. 5gm. /ml