Aluminum Alloy 328.1

Aluminum Alloy 328.1

Aluminum Alloy 328.1 is a versatile casting alloy known for its excellent fluidity, strength, and corrosion resistance. It is commonly used in automotive and industrial applications where complex geometries and high performance are needed. 328.1 is particularly known for its good castability, making it ideal for producing intricate, lightweight components with high precision. Here are the key details about Aluminum Alloy 328.1:

Composition

Aluminum 328.1 Chemistry:

  • Silicon (Si): 7.5% to 8.8%

  • Iron (Fe): Maximum 0.8%

  • Copper (Cu): 1.0% to 2.0%

  • Manganese (Mn): 0.2% to 0.6%

  • Magnesium (Mg): 0.2% to 0.6%

  • Chromium (Cr): Maximum 0.35%

  • Nickel (Ni): Maximum 0.25

  • Zinc (Zn): Maximum 1.75%

  • Titanium (Ti): Maximum 0.25%

  • Lead (Pb): Maximum 0.25%

  • Tin (Sn): Maximum 0.25%

  • Aluminum (Al): Remainder

  • Others, total: Maximum 0.5%

Characteristics

  • Strength: 328.1 offers good tensile strength, making it ideal for parts subjected to mechanical stress and wear.

  • Castability: The alloy has excellent fluidity, allowing it to fill complex molds and produce detailed parts with precision.

  • Corrosion Resistance: This alloy provides moderate to good corrosion resistance, making it suitable for automotive and industrial parts exposed to environmental conditions.

  • Wear Resistance: 328.1 demonstrates good wear resistance, particularly in high-stress applications where durability is important.

Common Uses

Aluminum 328.1 is widely used in the following industries and applications:

  • Automotive: Used for engine components, transmission cases, and structural parts that require high strength and lightweight properties.

  • Industrial: Ideal for producing parts such as pump housings, valve bodies, and industrial machinery components.

  • Casting: Often used in die-casting applications for producing intricate, high-precision parts, especially in automotive and heavy-duty machinery industries.

Conclusion

Overall, Aluminum 328.1 is a versatile and reliable casting alloy that offers excellent fluidity, strength, and wear resistance. Its good corrosion resistance and casting characteristics make it ideal for use in automotive, industrial, and heavy-duty applications. The alloy’s ability to produce high-precision, complex parts with high durability ensures that it meets the demands of a wide variety of industries.

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