ferro silicon 1.composition:Si,Fe,Ca,S,P,C 2.application:steel-making,iron casting 3.no ... 4.all size ferro silicon 1.composition:Si,Fe,Ca,S,P,C2.application:steel-making,iron casting3.no dust,unweathered lump4 ... >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 jumbo bagSize50-100mm50-100mmPATHFINDER ...