1180-O Aluminum alloy,Aluminum 1180-O alloy,E FORU

### **1180-O Aluminum Alloy Product Introduction** **1. Overview** 1180-O is the annealed temper of an ultra-high purity aluminum alloy from the 1xxx series, featuring exceptional aluminum content that makes it particularly suitable for applications requiring maximum electrical conductivity and superior formability. The "O" temper designation indicates that the material has been fully annealed to achieve maximum softness and workability. This alloy offers outstanding corrosion resistance and is especially valued for specialized electrical, electronic, and high-purity applications where material purity directly impacts performance. **2. Chemical Composition (Typical, % by Weight)** The composition represents one of the highest purity levels in commercial aluminum production. | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | ≥99.80 | | **Iron (Fe)** | ≤0.10 | | **Silicon (Si)** | ≤0.08 | | **Copper (Cu)** | ≤0.02 | | **Manganese (Mn)** | ≤0.02 | | **Zinc (Zn)** | ≤0.03 | | **Other Elements (Each)** | ≤0.02 | | **Other Elements (Total)** | ≤0.05 | *Note: The ultra-high purity composition (99.80% min aluminum) ensures maximum electrical conductivity and superior corrosion resistance.* **3. Physical Properties** | Property | Value | |----------|-------| | **Density** | 2.71 g/cm³ | | **Melting Point** | 646-657°C | | **Electrical Conductivity** | 65% IACS | | **Thermal Conductivity** | 240 W/(m·K) | | **Coefficient of Thermal Expansion** | 23.1 × 10⁻⁶/K (20-100°C) | | **Modulus of Elasticity** | 69 GPa | **4. Mechanical Properties (Typical for O Temper)** The O temper provides the softest condition with maximum ductility for 1180 aluminum. | Property | Value | |----------|-------| | **Tensile Strength** | 60-85 MPa | | **Yield Strength (0.2% Offset)** | 20-35 MPa | | **Elongation (% in 50mm)** | 40-50% | | **Hardness (Brinell)** | 20-25 HB | *Key Characteristics of O Temper:* * **Exceptional Ductility**: Highest elongation capability for severe forming operations * **Maximum Formability**: Ideal for deep drawing, spinning, and complex forming * **Ultra-High Conductivity**: Superior electrical and thermal conductivity * **Low Strength**: Minimum mechanical strength with maximum workability **5. Product Applications** 1180-O is supplied in various forms including foil, sheet, and strip for demanding high-purity applications. * **Electrical Conductors**: Ultra-high efficiency transformer windings and busbars * **Electronics**: High-purity capacitor foils and specialized electronic components * **Chemical Processing**: Equipment for ultra-pure chemical production and storage * **Food and Pharmaceutical**: High-purity packaging and processing equipment * **Research Equipment**: Scientific instruments and laboratory apparatus * **Optical Applications**: High-reflectivity mirrors and precision components * **Specialty Packaging**: Ultra-pure packaging for sensitive products **6. International Standards** 1180-O is recognized under major international standardization systems. | Standard System | Designation | |-----------------|-------------| | **ISO** | Al99.80 O | | **EN (Europe)** | EN AW-1180 O | | **ASTM (USA)** | ASTM B479 1180 O | | **UNS (USA)** | UNS A91180 O | | **JIS (Japan)** | A1180 O | | **GB (China)** | 1180 O | --- **Summary** **1180-O Aluminum Alloy** represents an **ultra-high purity aluminum grade in the fully annealed condition**, offering **exceptional formability and maximum electrical conductivity**. With its 99.80% minimum aluminum content, this alloy provides the ultimate in workability for demanding forming operations while maintaining superior electrical and thermal performance. The O temper condition makes 1180-O particularly valuable for applications requiring severe deformation and complex shapes in high-purity environments, such as advanced electrical components, electronic applications, and ultra-pure chemical processing. Its unique combination of extreme formability, maximum conductivity, and excellent surface quality establishes 1180-O as a premium material choice for advanced electrical, electronic, and specialized industrial applications where material purity and performance are critical factors.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 1459 gallon liquid totes Special package is available on request.