Detailed Product Description grinding balls A,1. size 10mm-130mm 2,high hardness & low breakage 3, good wear - resistance 4,high cr:B applied fields :1 matel plants2, cement plants 3, power stations 4, chemical industry 5, chemical engineering 6, ceramic coating C, packing 1, iron drum 2, bags CHEMICAL ELEMENTSC: 0.72-0.82 Si:0.17-0.37 Mn:0.7-0.8 P: 0.035 MAX S: 0.035MAX Cr:0.28-0.60