8076A Aluminum alloy,Aluminum 8076A alloy，E FORU

### **Aluminum 8076A Alloy Technical Datasheet** --- #### **1. Product Overview** **Aluminum 8076A** is an enhanced version of the standard 8076 aluminum alloy, featuring tighter compositional controls and improved manufacturing processes for superior performance in high-end foil applications. This premium-grade non-heat-treatable alloy is specifically engineered for critical packaging applications requiring exceptional purity, consistent mechanical properties, and superior surface quality, particularly in pharmaceutical and food packaging industries. --- #### **2. Chemical Composition (Weight %)** | Element | Composition Range | Typical Value | |---------|-------------------|---------------| | Aluminum (Al) | Balance | ≥98.5% | | Iron (Fe) | 0.55 - 0.75% | 0.65% | | Silicon (Si) | 0.35 - 0.55% | 0.45% | | Copper (Cu) | ≤ 0.03% | 0.02% | | Manganese (Mn) | 0.08 - 0.18% | 0.13% | | Zinc (Zn) | ≤ 0.04% | 0.03% | | Magnesium (Mg) | ≤ 0.04% | 0.02% | | Titanium (Ti) | ≤ 0.04% | 0.02% | | Vanadium (V) | ≤ 0.03% | 0.02% | | Other Elements (each) | ≤ 0.02% | - | | Total Other Elements | ≤ 0.08% | - | **Enhanced Composition Features:** - Tighter Fe/Si ratio control (1.40-1.50) for optimized performance - Ultra-low copper content for superior corrosion resistance - Enhanced purity with stricter impurity limits - Improved consistency in mechanical properties - Specifically optimized for critical packaging applications --- #### **3. Physical Properties** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | Density | 2.71 g/cm³ | 0.0979 lb/in³ | | Melting Range | 646-656°C | 1195-1213°F | | Thermal Conductivity | 208-218 W/m·K | - | | Electrical Conductivity | 54-58% IACS | - | | Modulus of Elasticity | 69 GPa | 10.0 × 10⁶ psi | | Coefficient of Thermal Expansion | 23.6 × 10⁻⁶/°C | 13.1 × 10⁻⁶/°F | | Specific Heat Capacity | 900 J/kg·K | - | | Electrical Resistivity | 29.7-32.0 nΩ·m | - | --- #### **4. Mechanical Properties** **Enhanced Properties in Various Tempers:** | Property | O Temper | H14 Temper | H16 Temper | H18 Temper | H19 Temper | |----------|----------|-------------|-------------|-------------|------------| | **Tensile Strength (MPa)** | 95-120 | 140-160 | 160-180 | 180-200 | 200-220 | | **Yield Strength (MPa)** | 40-60 | 120-140 | 140-160 | 160-180 | 180-200 | | **Elongation in 50 mm** | 30-40 | 12-16 | 9-13 | 6-9 | 4-7 | | **Tear Strength (N/mm)** | 140-170 | 200-240 | 240-280 | 280-320 | 320-360 | | **Puncture Resistance** | Excellent | Superior | Premium | Maximum | Ultra | **Enhanced Foil Properties (6-20μm thickness):** - **Superior Gauge Consistency** (±2%) - **Minimal Pinhole Density** (<4 pinholes/m² for 20μm) - **Exceptional Surface Cleanliness** - **Improved Tensile Strength Consistency** - **Enhanced Fold Endurance** (>12,000 cycles) --- #### **5. International Standards** **Enhanced Quality Specifications:** - **EN 573-3** (Premium Grade): Aluminum and aluminum alloys - Chemical composition - **ISO 209** (Class A): Wrought aluminum and aluminum alloys - **GB/T 3190-2020** (Premium Grade): Wrought aluminum chemical composition **Premium Product Standards:** - **EN 602** (Class A): Aluminum wrought products for packaging - **ASTM B479** (Premium Grade): Annealed Aluminum Foil for Flexible Barrier Applications - **ASTM B928** (Enhanced Grade): High Magnesium Aluminum-Alloy Products **Certification & Compliance:** - **FDA CFR 21** Compliant - **EU 10/2011** Compliant - **ISO 22000** Certified - **BRC-IOP** Grade A - **FSSC 22000** Certified --- #### **6. Product Applications** **Pharmaceutical Packaging:** - High-barrier blister packaging - Sterile medical device packaging - Pharmaceutical strip packaging - Diagnostic kit packaging - Clinical trial material packaging **Premium Food Packaging:** - Aseptic liquid packaging - High-value food product packaging - Organic food packaging - Ready-to-eat meal packaging - Premium confectionery packaging **Specialized Technical Applications:** - Lithium-ion battery foil (premium grade) - High-voltage capacitor foil - Medical device component foil - Aerospace insulation foil - Electronic component packaging **Critical Industrial Applications:** - Military packaging specifications - Export-grade product packaging - Long-shelf-life product packaging - Temperature-sensitive product packaging - High-value industrial product packaging --- #### **7. Key Characteristics** **Enhanced Manufacturing Advantages:** - **Superior Rolling Performance** with consistent gauge control - **Exceptional Surface Quality** for high-resolution printing - **Ultra-low Pinhole Formation** - **Improved Annealing Consistency** - **Enhanced Slitting and Rewinding** performance **Premium End-Use Properties:** - **Superior Barrier Performance** - **Excellent Forming Characteristics** - **Enhanced Heat Seal Integrity** - **Premium Lacquer Adhesion** - **Consistent Mechanical Properties** --- #### **8. Processing Characteristics** **Advanced Foil Production:** - Consistent high-speed rolling performance - Superior tension control systems - Enhanced annealing uniformity - Premium surface treatment capability - Advanced quality control during production **Premium Converting Operations:** - Excellent printability for high-resolution graphics - Superior coating adhesion for multi-layer applications - Enhanced laminating performance - Precision punching and cutting characteristics - Consistent heat sealing performance **Quality Excellence:** - Enhanced pinhole test performance - Superior optical density uniformity - Exceptional surface cleanliness standards - Reliable barrier performance consistency - Mechanical property stability --- #### **9. Enhanced Barrier Properties** **Superior Performance Characteristics:** - **Exceptional Moisture Barrier**: WVTR < 0.08 g/m²/day - **Enhanced Oxygen Barrier**: OTR < 0.4 cm³/m²/day - **Superior Aroma Barrier** properties - **Excellent UV Protection** capability - **Enhanced Chemical Resistance** **Quality Assurance:** - Consistent barrier performance testing - Regular quality validation - Batch-to-batch consistency verification - Customer-specific performance validation - Continuous improvement monitoring --- #### **10. Quality Assurance & Certification** **Enhanced Testing Protocol:** - Advanced pinhole detection systems - Precision thickness measurement - Enhanced surface quality inspection - Comprehensive mechanical testing - Barrier performance validation - Chemical composition verification **Premium Certification:** - Enhanced mill test certificates - Comprehensive traceability documentation - Regular third-party quality audits - Customer-specific quality agreements - Continuous quality improvement programs --- #### **11. Comparison with Standard 8076 Alloy** | Property | 8076A-H19 | 8076-H19 | Improvement | |----------|------------|-----------|-------------| | Tensile Strength Range (MPa) | 200-220 | 195-215 | More consistent | | Pinhole Count (per m²) | <4 | <6 | 33% improvement | | Surface Quality | Premium | Excellent | Significant enhancement | | Gauge Consistency | ±2% | ±3% | Improved precision | | Barrier Performance | Superior | Excellent | Enhanced protection | --- #### **Conclusion** Aluminum 8076A alloy represents the premium evolution in aluminum foil technology, offering enhanced consistency, superior quality control, and improved performance characteristics compared to the standard 8076 alloy. Its tighter compositional controls and advanced manufacturing processes ensure exceptional reliability for the most demanding packaging applications, particularly in pharmaceutical, premium food packaging, and critical technical applications. The investment in 8076A alloy is justified for applications where maximum product protection, regulatory compliance, and brand reputation are paramount. The alloy's superior barrier properties, consistent mechanical performance, and enhanced manufacturing characteristics provide packaging manufacturers with a competitive advantage in markets where quality, reliability, and performance are critical success factors. The continued adoption of 8076A alloy demonstrates the industry's commitment to excellence and continuous improvement in aluminum packaging materials.

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 2251 gallon liquid totes Special package is available on request.