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Ferroalloys

Ferrosilicon (FeSi)

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Lump of ferrosilicon alloy with a silvery metallic surface View image
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Material overview

FERROALLOY 03

Ferrosilicon (FeSi) is supplied for deoxidation, silicon adjustment and foundry applications. Grades FeSi72 and FeSi75 cover standard requirements, and the 75-LA option offers lower aluminium and calcium. Typical size is 10–80 mm, with other sizes on request. The Low-Al / Low-Ca option requires batch confirmation.

Size & packaging

Typical size: 10–80 mm; other sizes on request. (Packaging not specified in the catalogue.)

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Technical information

Specifications

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Ferrosilicon (FeSi) — specifications
GradeSi %Al %Ca %C %P / S
FeSi7272–75≤2.0≤1.5≤0.20≤0.04 / 0.02
FeSi7575–80≤1.5≤1.0≤0.20≤0.04 / 0.02
75-LA75–80≤0.5≤0.5≤0.10≤0.03 / 0.02

Notes

  • Low-Al / Low-Ca option requires batch confirmation.

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