3003 aluminum circles are manufactured from 3003 aluminum sheet using processes such as stamping, spinning, and deep drawing. This material belongs to the 3xxx series aluminum-manganese alloy family and contains approximately 1.0%–1.5% manganese (Mn). Compared to 1050, 1060, and 1100 aluminum discs, 3003 aluminum circles offer approximately 20% higher strength, making them an ideal choice for applications requiring enhanced mechanical properties without compromising deep-drawing performance. They are widely used in sectors such as cookware, pressure cookers, lighting equipment, traffic signs, chemical processing equipment, and architectural components.
Description
Features
- Higher Strength
3003 aluminum provides approximately 20% higher strength than 1xxx series aluminum, with an excellent strength-to-weight ratio, making it suitable for industrial and structural applications.
- Excellent Formability
With outstanding deep drawing and spinning performance, 3003 aluminum is easy to stamp, bend, and fabricate, making it ideal for complex-shaped components.
- Superior Corrosion Resistance
It offers excellent resistance to atmospheric corrosion, moisture, and many chemicals, making it suitable for outdoor and humid environments.
- Good Thermal Conductivity
3003 aluminum provides efficient heat transfer performance and is widely used in cookware and heat-dissipation applications.
- Excellent Surface Quality
It features a smooth and uniform surface, suitable for anodizing, polishing, painting, and coating processes.
Specifications
| Item | Specification |
|---|---|
| Alloy | 3003 Aluminum |
| Chemical Composition (%) | Al Balance, Mn 1.0–1.5, Cu 0.05–0.20, Si ≤0.60, Fe ≤0.70, Zn ≤0.10, Mg ≤0.05, Other Elements (Each) ≤0.05, Other Elements (Total) ≤0.15 |
| Temper | O, H12, H14, H16, H18, H22, H24 |
| Thickness | 0.3 mm – 10 mm |
| Diameter | 50 mm – 1500 mm (Customized Available) |
| Surface Finish | Mill Finish / Bright Finish / Mirror Finish / Anodized Finish |
| Edge | Mill Edge / Trim Edge / Smooth Punched Edge |
| Processing Method | Punching / Stamping / Deep Drawing / Spinning |
| Standard | ASTM B209 / EN AW-3003 / JIS H4000 |
Typical Mechanical Properties
| Property | 3003-O |
|---|---|
| Tensile Strength | 95–140 MPa |
| Yield Strength | ≥35 MPa |
| Elongation | ≥20% |
| Hardness (Approx.) | 28–40 HB |
| Density | 2.73 g/cm³ |
| Electrical Conductivity | Approx. 40–45% IACS |
| Melting Point | Approx. 643–655°C |
Applications
- Cookware Manufacturing
Pots, frying pans, pressure cookers, cookware bottoms, lids
- Lighting Industry
Lamp reflectors, lamp shades, lighting housings
- Traffic & Signage
Road signs, traffic signs, signboards
- Industrial Manufacturing
Deep drawn parts, spun parts, stamped components