SILICON

Silicon Metal

%Si

%Fe

%Ca

%Al

Regular

98.25 Min.

0.50 Max.

0.07 Max.

0.75 Max.

98.00 Min.

1.00 Max.

0.07 Max.

0.75 Max.

96.75 Min.

1.50 Max.

0.15 Max.

0.75 Max.

High Calcium

97.50 Min.

1.00 Max.

0.40 Max.

0.75 Max.

96.75 Min.

1.50 Max.

0.40 Max.

0.75 Max.

Ferrosilicon

%Si

%Al

%Ca

Other

50% Regular

47 - 51

1.25 Max.

--

--

50% High Purity

47 - 51

0.10 Max.

0.10 Max.

C 0.05 Max

50% Low Aluminum

47 - 51

0.50 Max.

0.20 Max.

--

75% Regular

74 - 79

1.50 Max.

--

--

75% Low Aluminum

74 - 79

0.50 Max.

0.30 Max.

--