High carbon ferro manganese : (mn:70%min, c:8%max, si:1.5%max, p:0.4%max, s:0.03%max) Medium carbon ferro manganese : (mn:70%min, c:1.5%max, si:1.5%max, p:0.4%max, s:0.03%max) Low carbon ferro manganese : (mn:70%min, c:0.1%max, si:1.5%max, p:0.4%max, s:0.03%max) High carbon ferro chrome: (cr.:60%min., c:7.75%max, s:0.038%max, p:0.05%max, si:4%max.) Medium carbon ferro chrome: (cr.:60%min., c:0.5%max, s:0.038%max, p:0.03%max, si:4%max.) Low carbon ferro chrome: (cr.:60%min., c:0.03%max, s:0.038%max, p:0.03%max, si:4%max.) Ferro silico magnesium : (mg:8%max, si:44%min, ca:1.5%max, ce:1.5%max.) Ferro silicon : (si:70%min, al-2%max, c-0.10%max., s:0.030%max., p:0.035%max.) Ferro silicon crushed : (si:75%min, al-2%max., c-1%max, size:2-6mm) Ferro silicon lumps: (si:75%min, al-2%max., c-0.15%max, size:20-100mm) Low carbon ferro molybdenum:(mo:60%min) Low carbon ferro vanadium:(va:50%min) Ferro boron :(bo:18%min).