Silicon

Used as a source of silicon in aluminum and copper based alloys. Most common alloys used for post inoculation of gray and ductile irons.
Typical Analysis
Product %Si %Ca %Al
Silicon Metal
  Max 1.50% Iron
 
 
  Max 1.00% Iron
 
 
 
  Max 0.50% Iron
 
96.75 Min
96.75 Min
 
98.00 Min
97.50 Min
98.00 Min
 
98.25 Min
 
0.15 Max
0.40 Max
 
0.07 Max
0.40 Max
0.07 Max
 
0.07 Max
 
0.75 Max
0.75 Max
 
0.75 Max
0.75 Max
0.50 Max
 
0.50 Max
Product %Si %Al %Ca %C %P %S
Ferrosilicon
  50% Regular
  75% Regular
  75% Low Aluminum
  75% Foundry Grade
 
47-51
74-79
74-79
74-79
 
1.25 Max
1.50 Max
0.50 Max
1.50 Max
 
 
.50 Max
0.30 Max
.70-1.50 Max
 
 
.10 Max
 
.10 Max
 
 
.035 Max
 
.035 Max
 
 
.03 Max
 
.03 Max
Product Standard Sizing
Silicon Metal 1/2″ X D
4″ X 1/2″
Ferrosilicon 3/8″ X 12 Mesh
2″ X 1/2″
4″ X 2″

The information contained is based on data available. However, no warranty is expressed or implied regarding the accuracy of the data or the results obtained from the use thereof.