... .Name:Ferro Silicon 2.Brand:FeSi75A12.0-A 3.Compositions:Fe,Si,Al,Ca,Mn,Cr,P,S,C 4.Meterial:Fesi Ferro Silicon1. ... It is a kind of ferroalloy which is composed of ferrum and silicon.2.It ... widely used in low alloy steel, non-ferrous metal, bearing steel, heat-resistant steels and electrician silicon-steel.4.It ... .02.01.00.40.030.0350.020.1 Ferro Silicon high quality 75%