... ,steelmaking,casting. 4.0.5--2 mm,1--3mm ,3--8mm,3--25mm,25--5 ferro silicon granule1.brand:Huikang 2 ... ,steelmaking,casting. 4.0.5--2 mm,1--3mm ,3--8mm,3--25mm,25--50mmSpecificationsThe ferro silicon granule is silver grey ... :4.7-5.4 Size :0-3mm ,1-10mm ,3-8mm Application It is often used as deoxidizer in steelmaking. It ...