1345 Aluminum alloy,Aluminum 1345 alloy,E FORU

### **1345 Aluminum Alloy Product Introduction** **1. Overview** 1345 Aluminum Alloy is a high-purity aluminum grade from the 1xxx series, featuring excellent electrical conductivity and good formability. As a non-heat-treatable alloy, it achieves its mechanical properties through strain hardening while maintaining the fundamental characteristics of pure aluminum. This alloy is particularly suitable for electrical applications and other uses where good conductivity and workability are required, especially in foil and thin sheet applications. **2. Chemical Composition (Typical, % by Weight)** The composition maintains high purity standards with controlled impurity levels. | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | ≥99.45 | | **Iron (Fe)** | ≤0.30 | | **Silicon (Si)** | ≤0.25 | | **Copper (Cu)** | ≤0.05 | | **Manganese (Mn)** | ≤0.05 | | **Zinc (Zn)** | ≤0.05 | | **Other Elements (Each)** | ≤0.03 | | **Other Elements (Total)** | ≤0.10 | *Note: The high purity composition (99.45% min aluminum) ensures good electrical conductivity and corrosion resistance.* **3. Physical Properties** | Property | Value | |----------|-------| | **Density** | 2.71 g/cm³ | | **Melting Point** | 646-657°C | | **Electrical Conductivity** | 62% IACS | | **Thermal Conductivity** | 234 W/(m·K) | | **Coefficient of Thermal Expansion** | 23.4 × 10⁻⁶/K (20-100°C) | | **Modulus of Elasticity** | 69 GPa | **4. Mechanical Properties (Typical)** Properties vary with temper condition, providing flexibility for different applications. | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |--------|------------------------|----------------------|----------------| | **O (Annealed)** | 70-95 | 25-40 | 35-45 | | **H14 (Half-Hard)** | 115-140 | 100-125 | 8-15 | | **H18 (Full-Hard)** | 145-170 | 135-160 | 4-8 | *Key Characteristics:* * **Good Electrical Conductivity**: Suitable for electrical applications * **Excellent Corrosion Resistance**: Good resistance to atmospheric corrosion * **Good Formability**: Excellent for forming operations in annealed condition * **Adequate Strength**: Can be strengthened through strain hardening **5. Product Applications** 1345 aluminum is primarily supplied as foil, thin sheet, and strip for various applications. * **Packaging Industry**: Food packaging foil, container stock, and laminated materials * **Electrical Components**: Transformer windings, capacitor foils, and flexible conductors * **Heat Exchangers**: Fins and heat transfer components * **Chemical Equipment**: Lining materials and corrosion-resistant containers * **Insulation Materials**: Backing foils for insulating materials * **Printing Industry**: Printing plates and decorative foils * **Food Service**: Food containers and packaging **6. International Standards** 1345 aluminum is recognized under major international standardization systems. | Standard System | Designation | |-----------------|-------------| | **ISO** | Al99.45 | | **EN (Europe)** | EN AW-1345 [Al99.45] | | **ASTM (USA)** | ASTM B479 1345 | | **UNS (USA)** | UNS A91345 | | **JIS (Japan)** | A1345 | | **GB (China)** | 1345 | --- **Summary** **1345 Aluminum Alloy** is a **high-purity aluminum grade** that offers **good electrical conductivity and reliable performance** for various industrial applications. With its 99.45% minimum aluminum content, this alloy provides a balanced combination of electrical properties, corrosion resistance, and mechanical characteristics. The versatility of 1345 aluminum across different temper conditions makes it suitable for packaging materials, electrical components, chemical equipment, and heat exchangers. Its good formability in the annealed condition and adequate strength in hardened tempers make it particularly valuable for foil applications and thin sheet products. The alloy's consistent performance and cost-effectiveness have established 1345 as a reliable material choice for applications requiring the fundamental benefits of pure aluminum with good manufacturing characteristics and electrical properties.

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 1478 gallon liquid totes Special package is available on request.