Usage: applied in shot blasting surface cleaning of raw iron, tin, carbon steel and other casting extensively! Main chemistry: c 0.85-1.20% si 0.40-1.50% mn 0.60-1.20% Cr 0.09-1.20% mo 0.15-0.25% Density: 7.4g/ cucm Size: 0.3mm- 2.5mm we can customize other size product Hardness:40-50hrc Package:25kg/bag, 40bags/ton.Also, we do special packing requirement such as iron drum and plastic bags.