A7 aluminum ingots are high-purity (minimum 99.7% Al) primary aluminum used for general industrial applications, characterized by low impurities like Silicon (Si, max 0.10-0.12%), Iron (Fe, max 0.16-0.20%), Copper (Cu, max 0.01%), Zinc (Zn, max 0.03%), Magnesium (Mg, max 0.03%), and Titanium (Ti, max 0.01-0.03%), offering excellent corrosion resistance, conductivity, and malleability for remelting into various components.
Physical Properties & Form:
- Appearance: Silver-white with metallic luster.
- Shape: Trapezoidal or rectangular ingots.
- Weight per Ingot: Typically, 20-25 kg (e.g., 25 kg standard).
- Bundle Weight: Often supplied in 1 MT or 1.2 MT bundles.
Applications:
- Automotive parts
- Aerospace components
- Electrical cables and conductors
- Construction materials
- Packaging
Key Characteristics:
- High purity and consistency.
- Excellent corrosion resistance.
- Lightweight.
- Good thermal and electrical conductivity.
- Malleable and ductile

















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