... flake is with silver gray metallic luster, hard and crisp, melting point 1245, boilling point 1962, with strong oxidation-reduction capacity ... alloy, Mg-Mn alloy). It is also widely applied in chemical industry, electron undustry, medicine, aerospace, medicine. Also it is used ... ; Electrolytic Manganese Mn 99.7%min used in steel-making chemical, medicine, aerpsapce