3105 Aluminum Sheets for Aluminum Gutters
3105 aluminum sheets are a manganese-alloyed aluminum material (Al-Mn series) widely used in architectural and industrial applications, particularly for manufacturing aluminum gutters, downspouts, and roofing systems. This alloy combines moderate strength, excellent corrosion resistance, and superior formability, making it ideal for outdoor structures exposed to moisture and environmental stress. Its recyclability also aligns with sustainable building practices, reducing lifecycle costs and environmental impact.
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Overview
3105 aluminum sheet is a premium Al-Mn alloy material, specifically designed and widely applied for manufacturing aluminum gutters and rainwater drainage systems. As a typical 3000 series anti-rust aluminum alloy, it integrates moderate strength, excellent formability, outstanding corrosion resistance and weatherability, perfectly matching the strict requirements of building exterior drainage components for long-term outdoor service, easy processing and structural stability. It has become the mainstream preferred substrate for high-quality color-coated aluminum gutters, extensively used in residential, commercial and industrial building roof drainage systems.
Specification
Alloy: 3105
Temper: O, H12, H14, H16, H18, H22, H24, H26, etc
Thickness: 0.1-8mm
Width: 600-2650mm
Length: Customizable
Surface Treatment: Mill finish, anodized, coated
Feature
1.Excellent Corrosion & Rust Resistance: Natural oxide film plus optional coating delivers superior rust and weather protection, ideal for long-term outdoor use.
2.Outstanding Formability & Processability: High plasticity, easy bending, folding and welding; compatible with roll forming, stamping and cutting for complex gutter profiles.
3.Lightweight yet High Strength: ~1/3 the weight of steel with sufficient strength to support water load and wind/snow pressure, reducing structural load and easing installation.
4.Superior Weatherability: Stable performance under extreme temperatures; color-coated versions resist fading, chalking and cracking.
5.Good Weldability: Supports arc, gas and spot welding for reliable seams and connections.
6.Eco-friendly & Recyclable: 100% recyclable with low energy consumption for recycling, aligning with green building standards.
7.Aesthetic & Low Maintenance: Smooth surface, customizable colors, long service life with minimal upkeep.
Application
3105 aluminum sheets are predominantly used to produce various aluminum gutters, rain gutters, eaves troughs and supporting downspouts for building rainwater drainage systems.
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