Alloy 3003 H24 Aluminum Gutter Coil 11.75" 15" Width for Roof Drainage

Premium 3003-H24 Aluminum Gutter Coil is engineered for seamless roof drainage systems. Featuring an optimal H24 temper, this color-coated coil delivers exceptional roll-forming flexibility without cracking, maintaining high structural rigidity. Available in standard 11.75" and 15" widths, it perfectly fits 5-inch and 6-inch residential or commercial gutter machines. Heavy-duty, corrosion-resistant, and durable against harsh weather.

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Product Description

Product Overview & Key Highlights

Brief Introduction

Our 3003 H24 painted aluminum gutter coil is the premium choice for seamless residential and commercial rain gutter systems. Available in 11.75" and 15" widths, these coils are engineered for perfect roll-forming, superior corrosion resistance, and long-lasting color retention, supporting high-efficiency production with minimal waste.

Core Advantages

Perfect Formability: Optimized 3003-H24 temper ensures smooth continuous bending and roll-forming without cracking or paint peeling.

Standard Gutter Dimensions: Available in 11.75" and 15" widths, perfectly matching standard 5-inch and 6-inch residential/commercial K-style or half-round gutter machines.

Superior Durability: Multi-layer pre-painted finish (PE/PVDF) offers outstanding chalking and fade resistance under harsh outdoor conditions.

Complete Technical Specifications

Detailed Parameter Table

Parameter	Specifications & Details
Alloy & Temper	Alloy 3003 / Temper H24 (3105 H24 available on request)
Thickness	0.027" (0.69 mm), 0.032" (0.81 mm) or customized
Width	11.75" (298mm) for 5" Gutter / 15" (381mm) for 6" Gutter
Coating Type	High-durability Polyester (PE) or Polyurethane (PU)
Color Options	Royal Brown, Classic White, Charcoal Gray, Matte Black, etc. (RAL/Pantone)
T-Bend Test	≤ 2T without cracking
Application	Residential & Commercial Seamless Rain Gutter Systems, Downspouts

Advanced Features & Performance Advantages

High-Performance Pre-Painted Coating

Our gutter coils use a precision roller coating process with a top coat thickness of 20-25µm and a protective back coat of 5-7µm. This multi-layer system delivers exceptional adhesion, scratch resistance, and UV stability, preventing chipping, fading, and corrosion even in extreme weather conditions.

Optimized Mechanical Properties for Roll-Forming

3003-H24 aluminum is the industry standard for seamless gutters due to its balanced tensile strength and yield strength. It provides excellent formability, low springback, and consistent performance with portable gutter machines, protecting tooling from wear and ensuring uniform bends every time.

Versatile Applications & Project Use Cases

Common Applications

Seamless residential K-style rain gutters

Commercial roof drainage and box gutters

Matching downspouts and gutter accessories (end caps, miters, elbows)

Factory Quality Control & B2B Service Guarantee

Strict Quality Assurance

Every batch of our aluminum gutter coils comes with a Mill Test Certificate (MTC). All products undergo rigorous T-bend, impact, and MEK rub tests to ensure coating adhesion and mechanical performance meet international standards before shipment.

Secure Packaging & Global Logistics

Packaging Options:

Eye-to-Sky or Eye-to-Wall configurations, protected with moisture-proof paper, wooden pallets, and steel strapping for sea-worthy export.

Logistics Support:

Flexible containerized shipping, clear delivery tracking, and full compliance documentation for hassle-free customs clearance worldwide.

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Contact Our Export Specialists

Need custom widths, specific RAL color matching, or bulk pricing per ton? We offer free samples for testing and tailored solutions for your gutter projects.

Call to Action: Get a Instant Quote for Your Gutter Project Today!