Aluminum Shot: 1.Spec.: Al: 99.7% Min; Cu: 0.01% Max; Si: 0.20% Max; 2.Size:2-12MM or Others 3.Packing:25kg Bag or Others Main chemistry: Al≈99.5% Si:0.2% Cu:0.04% Zn:0.04%Density: 2.7g/ cucmSize: 0.6mm-2.0mm (we can customize other size product) Hardness:65-125HV Aluminum shot used for blast cleaning and shot peening of steel board, H type steel, steel pipe and all kinds of steel material, ...