Magnesium mother alloy and metal alloy

摘要: Disclosed are a magnesium mother alloy, manufacturing method thereof, metal alloy using the same, and of alloy. In particular, there provided with improved oxidation ignition properties, also low cost that is suitable for design purposes The includes plurality grains, scandium dissolved in or compound crystallized at grain boundaries which not inside but outside grains. Also, manufactured by adding containing into an aluminum