... Silicon high quality 1.compositions:Fe,Si,Ca,Mn,Cr,P,S,C 2.meterial:FeSi 3.application:steel-making,iron casting ... Ferro Silicon high quality1.compositions:Fe,Si,Ca,Mn,Cr,P,S ... :75#72#Technical Data:SI<75%AL<2.0%C<0.2%P<0.04%S<0.02%SI>72%AL<2 ... .0%C<0.2%P<0.04%S<0.02%Packing:25kg bag +1MT ...