خام الحديد هو المواد الخام الهامة لمؤسسة إنتاج الحديد والصلب, خام طبيعي (خام الحديد) بعد سحق, طحن, magnetic separation, flotation, re-election and other procedures gradually selected iron. Iron ore is the elemental contain iron or iron compounds to economic advantage of mineral aggregate, generally less than 50% grade ...