FeFeSi

metal

· FeFeSi

FeFeSi is a ferrosilicon alloy—an iron-silicon compound used primarily as a deoxidizer and alloying addition in steelmaking and foundry operations. It is valued in the steel industry for removing oxygen and improving metal quality, and serves as a cost-effective source of silicon for alloy design. The material is notable for its ability to enhance steel properties such as strength and wear resistance while managing production costs compared to pure silicon additions.

steelmaking deoxidationfoundry inoculantssilicon alloying additionferrous metallurgycasting quality controlwear-resistant steel production

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Magnetic Moment(μB)	1.999	μB	—
Saturation Magnetization(μB,sat)	485.5	μB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.07800	eV/atom	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

FeFeSi

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control