3003 aluminum plate for solar reflector

Loading Port： Tianjin/Qingdao, China
Sample： A4 Sized
Payment Terms： L/C,D/P,T/T
Delivery time： Within 15-30 Days
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The 3003 aluminum plate is a popular choice for solar reflectors due to its excellent formability, corrosion resistance, and moderate strength.

Why 3003 Aluminum for Solar Reflectors?

Good Reflectivity

While not as reflective as pure aluminum, 3003 still offers decent reflectivity (~70-80% for visible light), making it suitable for solar applications when properly polished or coated.

Corrosion Resistance

The manganese (Mn) in 3003 enhances corrosion resistance, crucial for outdoor solar reflector applications exposed to weather.

Formability & Workability

3003 is highly ductile, making it easy to shape into parabolic or curved reflectors without cracking.

Cost-Effective

More affordable than higher-grade alloys (like 6061), making it a practical choice for large-scale solar projects.

Anodizing & Coating Compatibility

Can be anodized or coated with reflective films to improve solar reflectance.

Alternative Alloys

1100 Aluminum: Higher reflectivity but softer and less strong.

5052 Aluminum: Better strength and corrosion resistance but slightly lower formability.

6061 Aluminum: Stronger but less formable; used for structural parts rather than reflectors.

3003 Alloy Mechanical Properties

Temper	Tensile Strength	Yield Strength	Elongation
O	110 – 150 MPa	40 – 50 MPa	25% – 35%
H14	150 – 200 MPa	130 – 180 MPa	8% – 15%
H18	200 – 250 MPa	180 – 220 MPa	4% – 8%

Common specifications of 3003 Alloy

Thickness

Sheet: 0.2mm ~ 6.0mm (applicable to solar reflectors and sheet metal processing)
Plate: 6.0mm ~ 200mm (generally used for structural parts)
Applicable solar reflector thickness: 0.5mm ~ 3.0mm