1.produced by our factory--AYJF 2.pass ISO9001:2008 certificate 3.CIQ or SGS Certificate 4.delivery goods timely We ,Anyang Jinfang Metallurgy Co.,Ltd are professional manufacturer of FeSi,FeSiMg,FeSiBA,FeSiAl,FeSiAlBa,CaSi,CaSi cored wire,FeSiMg cored wire,Si slag and so on. PropertiesRare-earth Ferro silicon magnesium is a kind of alloy that we add Calcium, Magnesium and Rare-earth to ...