Aluminum Roofing Sheets|Corrugated Plate

Aluminum Roofing Sheets: A Lightweight and Durable Solution for Modern Building Roofs

In industrial plants, commercial buildings, and public facilities, aluminum roofing sheets are rapidly becoming the preferred choice for roofing materials. The core material, Al-Mg-Mn alloy (e.g., 3004 alloy), can be strengthened through cold working, achieving a tensile strength of 150–285 MPa—1.5 times that of ordinary aluminum sheets—effectively withstanding wind pressure and snow loads.

1. Key Advantages of Aluminum Roofing Sheets

Lightweight & High Strength: With a density only one-third that of steel, they significantly reduce roof load and structural costs, making them particularly suitable for long-span structures

Corrosion Resistance & Longevity: A natural oxide film on the surface resists atmospheric and rain erosion, allowing for long-term outdoor use with minimal maintenance.

Superior Thermal Insulation & Energy Efficiency: Aluminum roofing sheets possess a low thermal conductivity. In summer, they effectively slow down the transfer of external heat into the building. Combined with their high reflectivity, they can reflect a significant portion of solar radiation, thereby substantially reducing the building's cooling energy consumption and improving indoor comfort.

Excellent Workability & Adaptability: They support complex forming processes like stamping and bending, adapting to curved, conical, and other irregular roof designs.

2. Wide Range of Applications
Aluminum roofing sheets are successfully used in:

Industrial Buildings: Roofs for steel structure factories and warehouses;

Public Structures: Airport terminals, stadiums, theaters;

Commercial Facilities: Roofing and curtain walls for shopping malls and exhibition centers.

3. Common Specifications

Thickness: Commonly 0.8–2.0 mm (≥1.0 mm is recommended for heavy-load scenarios);

Width: Standard widths of 400–430 mm, with custom widths up to 2650 mm available;

Surface Treatment: Can be embossed with stripes or patterns to enhance anti-glare properties and aesthetics.