ALLIED METALS COMPANY ZA-8-20 Zamak Copper Zinc

( Brand: Allied Metals Company ), ( Part Type: Aluminum ), ( Unit Type: Unit ), ( Manufacturer Part Number: ZA-8-20 ), ( Item Type: Foundry Metal, Zinc Alloy, Zamac ), ( Country/region Of Manufacture: United States )

Review ALLIED METALS COMPANY Zamak Za-8 Ingot 8%-9% Aluminum 1% Copper Zinc Approx Lb

Allied Metals' ZA-8-20 Zamak is a versatile and widely used die-casting alloy, specifically formulated from a combination of Zinc, Aluminum, Magnesium, and Copper. This alloy, labeled ZA-8-20, is commonly referred to as Za-8, Za-8D, or Za-91.8, with the numbers indicating its approximate chemical composition.

The primary elements of this alloy consist of Zinc at approximately 87.5%, Aluminum at about 4.5%, Magnesium around 1%, and Copper just above 1% (around 1.5% for ZA-91.8). This particular formulation strikes a balance between strength, ductility, and casting metallurgy.

The Zinc base provides the primary mechanical properties, while Aluminum and Magnesium are added to modify the alloy's hardness, improve dimensional stability, and enhance its resistance to hot shortness (the tendency of the melt to crack and shrink). Copper, on the other hand, serves several purposes: it acts as a deoxidizer to remove oxygen and other impurities during the casting process; it improves the alloy's mechanical strength; and it also slightly enhances its electrical conductivity.

ZA-8-20 Zamak is known for its excellent casting characteristics, including low shrinkage during solidification, good flow characteristics, and a relatively low melting temperature. It also offers good machinability and weldability, making it suitable for various industrial applications. This alloy is extensively used in the production of automotive parts, such as engine components, cooling systems, electrical connectors, as well as household items like battery cases and toy diecasts. By maintaining a close adherence to its precise chemical composition, Allied Metals' ZA-8-20 Zamak undergoes rigorous testing to ensure the highest quality standards are met for each production run.

Allied Metals ZA-8-20 (Zamak 8-9, approximated 90-91% copper, zinc) is a widely used alloy in various industries due to its excellent machinability and castability. However, like any other material, it comes with its advantages and disadvantages.

1. riterability: ZA-8-20 alloy is well-known for its excellent machinability, making it easy to work with at room temperature, reducing production time and labor cost.

2. Castability: The alloy's composition and microstructure make it suitable for casting complex shapes with intricate details, making it popular in the automotive, electrical, and appliance industries.

3.Good electrical conductivity: As the alloy contains a considerable amount of copper, it exhibits good electrical conductivity, making it suitable for electrical components and applications.

4.Corrosion resistance: ZA-8-20 alloy has moderate to good corrosion resistance, making it an ideal choice for environments with moderate corrosion requirements.

1.Lower temperature limitation: Although this alloy is relatively easy to machine at room temperature, once the temperature rises beyond a certain level, its machinability decreases, which can affect production efficiency.

2.Lower strength: Compared to other alloys, ZA-8-20 has a lower tensile strength, which may not be suitable for high-stress applications.

3. zinc content may cause some issues: The presence of zinc in alloy can lead to galvanic corrosion when used with dissimilar metals, which may impact the overall performance and durability of the component.

4.Cost: ZA-8-20 alloy might have a higher cost due to the expensive raw materials and the complex manufacturing process involved in its production.

Allied Metals ZA-8-20 (Zamak 8-9, approximated 90-91% copper, zinc) is an excellent alloy for applications requiring good machinability, castability, and electrical conductivity. It offers good corrosion resistance and is suitable for intricate casting designs. However, it may not be the best choice for high-stress applications and environments with extreme temperatures. Additionally, it has a higher cost due to the expensive raw materials and complex manufacturing process. Weighing the advantages and disadvantages, we recommend considering the specific application requirements and budget before deciding to adopt ZA-8-20 alloy.

part # za820 prices

• $28.65-$172.99

specifications cncmano:

• brand: Allied Metals Company
• part type: Aluminum
• unit type: Unit
• manufacturer part number: ZA-8-20
• item type: Foundry Metal, Zinc Alloy, Zamac
• country/region of manufacture: United States

shipping cncmano:

• cost: $25.87
• carrier: UPS
• class: Standard
• type: Calculated
• transit: 5-11 Days
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• quantity: 1
• started: February 4, 2025
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general cncmano:

• Business Industrial > CNC, Metalworking Manufacturing > Other CNC, Metalworking Manufacturing
• condition: New