1.Type: FeSi75-A,FeSi75-B,etc 2.compositions: Fe,Ai,Si,Ca,Mn,Cr,P,S,C 3.Shape: ... : lump , granule , powder , briquetting 2. Size: 0mm-8mm3. Chemical composion: Fe,Si,Al,Ca,Mn,Cr,P,S,C Model Number ... : FeSi75-A,FeSi75-B, FeSi75-C,FeSi65,FeSi45, etc. 4. To precipitate and diffuse ...