6763 Aluminum alloy,Aluminum 6763 alloy，E FORU

### **Aluminum 6763 Alloy (EN AW-6763) - Product Introduction** **Aluminum 6763** is a heat-treatable aluminum-magnesium-silicon alloy specifically designed for superior surface quality and excellent anodizing characteristics. This alloy is part of the 6xxx series and is particularly valued for its ability to produce brilliant, uniform anodized finishes, making it ideal for high-end architectural and decorative applications where aesthetic appearance is critical. --- #### **1. Chemical Composition** The chemical composition is optimized for maximum surface quality and anodizing performance: | Element | Content (%) (Typical) | Standard Range (EN 573-3) | |---|---|---| | **Aluminum (Al)** | Balance | Balance | | **Magnesium (Mg)** | 0.30 - 0.6 | 0.30 - 0.6 | | **Silicon (Si)** | 0.20 - 0.6 | 0.20 - 0.6 | | **Iron (Fe)** | ≤ 0.10 | ≤ 0.10 | | **Copper (Cu)** | ≤ 0.03 | ≤ 0.03 | | **Manganese (Mn)** | ≤ 0.03 | ≤ 0.03 | | **Chromium (Cr)** | ≤ 0.03 | ≤ 0.03 | | **Zinc (Zn)** | ≤ 0.05 | ≤ 0.05 | | **Titanium (Ti)** | ≤ 0.03 | ≤ 0.03 | | **Others (Each)** | ≤ 0.02 | ≤ 0.02 | | **Others (Total)** | ≤ 0.08 | ≤ 0.08 | *The extremely low levels of iron and other impurities ensure streak-free, brilliant anodized surfaces.* --- #### **2. Physical Properties** Aluminum 6763 exhibits excellent physical properties for decorative applications: | Property | Metric Value | Imperial Value | |---|---|---| | **Density** | 2.70 g/cm³ | 0.0975 lb/in³ | | **Melting Range** | 615 - 655 °C | 1140 - 1210 °F | | **Electrical Conductivity** | 51-55 % IACS (T5 Temper) | 51-55 % IACS | | **Thermal Conductivity** | 195-210 W/m·K | 1350-1460 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.3 × 10⁻⁶/K | 12.9 × 10⁻⁶/°F | | **Modulus of Elasticity** | 69 GPa | 10,000 ksi | | **Specific Heat Capacity** | 900 J/kg·K | 0.215 BTU/lb·°F | --- #### **3. Mechanical Properties** Balanced mechanical properties optimized for surface-critical applications: | Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) | |---|---|---|---|---| | **T4** | 140-170 | 75-105 | 18-22 | 45-55 | | **T5** | 170-200 | 130-160 | 14-18 | 60-70 | | **T6** | 190-220 | 160-190 | 12-16 | 65-75 | | **T651** | 200-230 | 170-200 | 11-15 | 68-78 | --- #### **4. International Standards** Aluminum 6763 complies with the following international standards: * **European Standard (EN):** **EN AW-6763** (Material Number 3.3208) * **ISO:** **AlMgSi** under ISO 209 * **EN 755:** Aluminum and aluminum alloy extruded rod/bar, tube and profiles * **EN 12020:** Aluminum and aluminum alloys - Extruded precision profiles * **QUALANOD:** Certified for quality anodizing applications * **ASTM:** **ASTM B221** for general extrusion applications * **National Equivalents:** DIN 3.3208 (Germany), BS (UK) --- #### **5. Product Applications** Aluminum 6763 is primarily used in high-visibility applications requiring superior surface quality: * **Architectural Systems:** Premium window and door systems, curtain walls * **Decorative Trim:** High-end automotive trim, luxury appliance trim * **Lighting Fixtures:** Reflector panels, premium light fixtures * **Consumer Electronics:** Camera bodies, high-end electronic enclosures * **Furniture Components:** Luxury furniture frames and decorative elements * **Signage & Display:** Premium architectural signage, display systems * **Solar Panel Frames:** High-quality photovoltaic module frames * **Interior Design:** Decorative panels, luxury architectural features --- #### **6. Key Advantages & Characteristics** * **Exceptional Anodizing Quality:** Produces brilliant, uniform anodized surfaces * **Superior Surface Finish:** Excellent for mechanical polishing and bright finishing * **Color Consistency:** Unmatched color uniformity in anodizing and coloring * **Excellent Extrudability:** Can be extruded into complex, thin-walled profiles * **Good Corrosion Resistance:** Excellent atmospheric corrosion resistance * **Formability:** Good bending and forming characteristics * **Weldability:** Suitable for welding with proper procedures * **Recyclability:** Fully recyclable without quality degradation **Surface Quality Features:** - Minimal surface imperfections and defects - Excellent for bright anodizing and mechanical polishing - Uniform etching characteristics - Consistent appearance across production batches **Anodizing Performance:** - Clear, transparent anodized layer - Excellent for both clear and color anodizing - Uniform layer thickness distribution - Superior dye absorption and color fastness **Manufacturing Benefits:** - Consistent performance in extrusion - Excellent die life and production efficiency - Reduced rejection rates for surface quality issues - Suitable for high-volume premium applications --- **Quality Assurance:** - Strict composition control for consistent anodizing results - Regular surface quality testing and verification - Anodizing performance certification - Premium material certification for architectural applications **Processing Recommendations:** - Handle with clean gloves to prevent surface contamination - Store in clean, dry conditions - Use protective packaging during transportation - Clean surfaces thoroughly before anodizing --- **Conclusion:** Aluminum 6763 represents the pinnacle of surface quality and anodizing performance in aluminum alloys. Its exceptionally pure composition and optimized processing make it the material of choice for the most demanding architectural, decorative, and high-visibility applications. The alloy's consistent performance, brilliant anodizing characteristics, and compliance with premium quality standards ensure exceptional results for applications where aesthetic perfection is paramount. For projects requiring the ultimate in surface quality and anodizing excellence, Aluminum 6763 delivers unmatched performance and reliability.

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 2091 gallon liquid totes Special package is available on request.