Silico Manganese - Regular grade |
Mn |
60% min |
65% min |
62% min |
57% min |
40% min |
Si |
14% min |
15% min |
13% min |
13% min |
10% min |
C |
2.5% max |
2.0% max |
2.25% max |
2.5% max |
3.5% max |
P |
0.30% max |
0.25% max |
0.30% max |
0.30% max |
0.35% max |
S |
0.04% max |
0.04% max |
0.04% max |
0.04% max |
0.05% max |
Silico Manganese - Special grade |
Mn |
65% min |
55% min |
55-60% |
Si |
15% min |
27% min |
27-30% |
C |
2.2% max |
0.10% max |
0.05% max |
P |
0.12% max |
0.10% max |
0.08-0.1% |
S |
0.04% max |
0.02% max |
0.02% max |
Ferro Manganese – Regular grade |
Mn |
65% min |
70% min |
73% min |
75/76% min |
C |
6-8% |
6-8% |
8% max |
6-8% |
Si |
1.5% max |
1.5% max |
1.5% max |
1.5% max |
P |
0.30% max |
0.25% max |
0.25% max |
0.25% max |
S |
0.04% max |
0.04% max |
0.04% max |
0.03% max |
Ferro Manganese – Special grade |
Mn |
78% min |
75% min |
80% min |
75% min |
C |
1.5% max |
2% max |
1% max |
8% max |
Si |
1.2% max |
1.5% max |
1% max |
1% max |
P |
0.25% max |
0.35% max |
0.40% max |
0.10% max |
S |
0.03% max |
0.03% max |
0.03% max |
0.03% max |
HC Ferro Chrome |
Cr |
55% min |
58-62% |
60% min |
60% min |
Si |
4.5%max |
3% /4% max |
3% / 2% max |
1.5% max |
C |
8% max |
8% max |
8% /8.5% max |
9.0% max |
S |
0.05% max |
0.05% max |
0.05% max |
0.05% max |
P |
0.04 % max |
0.04 % max |
0.04 % max |
0.04 % max |
Ferro Silicon |
Si |
65% min |
70% min |
70% min |
65% min |
70% max |
75% min |
Ai |
2% max |
1.25% max |
1.5% max |
2% max |
2% max |
2% max |
C |
0.20% max |
0.10% max |
0.15% max |
0.20% max |
0.10% max |
0.20% max |
P |
0.05% max |
0.05% max |
0.05% max |
0.05% max |
0.05% max |
0.05% max |
S |
0.05% max |
0.05% max |
0.05% max |
0.04% max |
0.04% max |
0.04% max |
Origin |
India |
India |
Bhutan |
China |
China |
China |