Ferro silicon powder is with coke and steel scurf, quartz as raw material and made by using electic furnace melting. Ferro Silicon powder is a kind of ferroalloy which is composed of forum and silicon. The ferrosilicon is silver grey and mainly used as the inoculants and nodulizers in casting industry and deoxidizer in steelmaking.
Item | Si | Mn | P | S | C | Size(mesh) |
Si75 | range | less than or equal to | ||||
70-72 | 0.4 | 0.035 | 0.02 | 0.3 | 0- 425 | |
65 | 0.4 | 0.040 | 0.03 | 0.5 | 0- 425 | |
60 | 0.4 | 0.040 | 0.04 | 0.6 | 0- 425 | |
55 | 0.4 | 0.050 | 0.05 | 0.7 | 0- 425 | |
45 | 0.4 | 0.050 | 0.06 | 0.9 | 0- 425 |