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Aluminium ingot is a unit of measurement with a fixed size and a fixed purity. It is produced by electrolysis from alumina-cryolite, and there are two categories of aluminum ingots after they enter into industrial applications: cast aluminum alloys and deformed aluminum alloys. Cast aluminum and aluminum alloys are castings produced by casting methods; wrought aluminum and aluminum alloys are processed products produced by pressure processing methods: plates, strips, foils, tubes, bars, shapes, wires, and forgings. According to the national standard "Aluminum ingots for remelting are divided into 8 grades according to chemical composition, namely Al99.90, Al99.85, Al99.70, Al99.60, Al99.50, Al99.00, Al99.7E, Al99. 6E.
Classification
Aluminum ingots can be divided into three types: aluminum ingots for remelting, high-purity aluminum ingots and aluminum alloy ingots according to different components; according to shape and size, they can be divided into strip ingots, round ingots, plate ingots, and T-shaped ingots.
Several common aluminum ingots
Aluminum ingot for remelting--15kg, 20kg (≤99.80%Al)
T-shaped aluminum ingot--500kg, 1000kg (≤99.80%Al)
High-purity aluminum ingot--l0kg, 15kg (99.90%~99.999%Al)
Aluminum alloy ingot--10kg, 15kg (Al--Si, Al--Cu, Al--Mg)
Plate ingot--500~1000kg (for plate making)
Round ingot--30~60kg (for wire drawing)
Aluminum alloy ingot
Definition
It uses pure aluminum and recycled aluminum as raw materials, and adds other elements according to international standards or special requirements, such as: silicon (Si), copper (Cu), magnesium (Mg), iron (Fe)..., to improve the castability of pure aluminum, chemical Alloys formulated with insufficient properties and physical properties
Application
Application of Cast Aluminum-Silicon (Al-Si) Alloy
Aluminum-silicon (Al-Si) alloy, generally the mass fraction of Si is 4%~22%. Because Al-Si alloy has excellent casting properties, such as good fluidity, good air tightness, small shrinkage and low heat tendency, After modification and heat treatment, it has good mechanical properties, physical properties, corrosion resistance and moderate machinability. It is the most versatile and widely used alloy in cast aluminum alloys.