Using pure aluminum and recycled aluminum as raw materials, adding other elements according to international standards or special requirements, such as: silicon (Si), copper (Cu), magnesium (Mg), iron (Fe)... to improve the castability and chemical properties of pure aluminum. And the physical deficiency of the blended alloy. Suitable for casting and can make castings perform well. Aluminum alloy ingots have been widely used in transportation locomotives, industrial machinery, agricultural machinery and fishing gear, precision machinery, power…