... alloy ball age We,Anyang Jinfang Metallurgy Co.,Ltd in China are professional manufacturer of ferro silicon,ferro silicon magnesium,calcium silicon,ferro silicon barium,ferro silicon ... wire,caclium silicon cored wire and so on.SpecificationRe 0.5-2.0%, Mg 5.0-7.0%, Si 45-48 ... 0.5-2.0%, Mg 6.0-8.0%, Si 45-48%, Fe rest Re 2.0-4.0%, ... 2.0-4.0%, Mg 7.0-9.0%, Si 45-48%, Fe rest Size 10-50mm or 10-100mmPacking ...