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Magnesium ingot is the primary product form of pure magnesium, which is extracted from magnesium containing ores (such as dolomite and magnesite) through electrolysis or thermal reduction, and then cast into ingot shaped metal. It is a silver white light metal and one of the important lightweight structural materials in industry, also known as the "green engineering material of the 21st century".
Its chemical symbol is Mg and its atomic number is 12.
grade | Magnesium content (Mg)≥ | Main impurities 含量≤(%) | ||||
Fe | Si | Ni | Cu | Al | ||
Mg9998 | 99.98 | 0.002 | 0.003 | 0.0005 | 0.0005 | 0.004
|
Mg9995 | 99.95 | 0.003 | 0.01 | 0.001 | 0.002 | 0.005 |
Mg9990 | 99.90 | 0.04 | 0.02 | 0.001 | 0.004 | 0.05 |
Mg9980 | 99.80 | 0.05 | 0.03 | 0.002 | 0.02 | 0.05 |