Used as nodulizer, deoxidizer, desulfurizer Physical properties Appearance: dark grey lump, not powder. Particle size: 5 - 25mmFeatures -Strong nodularization -Strong desulphurization -Composition stability -Smooth reaction - Slow recession- MgO less than 1.0% Chemical compositions Spec.Chemical compositions (%)REMgCaSiAlEM-41.8-2.25.1-5.61.6-2.043-48<1.0EM-50.8-1.25.5-6.80.8-1.244-48<1.0EM-6A1.0 ...