Color-coated aluminum coil
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  • Color-coated aluminum coil

Product Introduction

Color-coated aluminum coil is a product obtained by applying a surface coating and coloration to aluminum sheets or coils. Common types include fluorocarbon‑coated aluminum coil and polyester‑coated aluminum coil, which are widely used in applications such as aluminum composite panels, aluminum single‑layer panels, aluminum honeycomb panels, aluminum ceiling tiles, roofing materials, trim profiles, beverage cans, and electronic products. With highly stable performance and excellent corrosion resistance, it is a modern building material.

Production process

Color-coated aluminum coils are primarily manufactured using a roll‑coating process, which comprises key steps such as pretreatment, coating (with both primer and topcoat applied via roll coating), curing, and winding. Compared with conventional spray‑coating methods, the pre‑roll‑coating process offers several advantages: high paint utilization—exceeding 95%—uniform and fine coating thickness, strong adhesion, and a dense, micropore‑free coating film.

Product Categories

Color-coated aluminum coil coatings are primarily categorized into polyester‑coated aluminum coils (PE) and fluorocarbon‑coated aluminum coils (PVDF). Polyester coating is applied through multiple baking cycles on the aluminum surface, forming a continuous solid film that provides both protective and decorative functions. It offers excellent UV resistance; the polyester resin is synthesized from high‑molecular polymers containing ester linkages as monomers, with added alkyd resins and UV absorbers. Depending on gloss level, it is available in matte and high‑gloss finishes. This coating delivers a wide range of colors while imparting moderate sheen and smoothness, and can also create various textural effects. The coating safeguards the substrate by mitigating the adverse impacts of atmospheric factors such as ultraviolet radiation, wind and rain, frost and snow, temperature fluctuations, freeze–thaw cycles, corrosive gases, and microbial activity. This material is well suited for interior decoration, signage, and other applications.

Product Features

1. Flatness:

  • The surface exhibits no composite high-temperature indentation. The panel surface is free of residual stress and remains undeformed after shearing.

2. Decorative:

  • It mimics wood and stone textures, delivering a lifelike, tactile realism and a vibrant, natural aesthetic. With freely designed patterns, it offers customers a wide range of personalized options, enriching the product’s cultural depth and providing users with an even greater appreciation of beauty.

3. Weather Resistance:

  • The baked‑on paint finish, applied through a coating and high‑temperature baking process, offers excellent gloss retention, superior color stability, and minimal color variation. Polyester coatings are warranted for 10 years, while fluorocarbon coatings come with a warranty of 20 years or more.

4. Mechanical:

  • High‑quality aluminum, plastics, and adhesives are used, combined with advanced composite manufacturing processes. The product exhibits the flexural and fracture resistance required of decorative panels, and under all-season climatic conditions, variations in wind pressure, temperature, and humidity do not cause warping, deformation, or swelling.

5. Environmental friendliness:

  • It is resistant to salt, alkali, and acid‑rain corrosion; it does not corrode itself or harbor harmful microorganisms; it emits no toxic gases; it prevents rusting of keels and fasteners; and it is flame‑retardant, meeting or exceeding the national B1‑grade standard.

Keywords

Color-coated aluminum coil

Product Features Overview

Professional manufacturing processes, rigorous testing procedures, a robust R&D team, and rapid responsiveness to customized engineering development needs.


Product Features

The color-coated aluminum coils produced by Henan Hunter Color Aluminum Technology Co., Ltd. feature excellent corrosion resistance, superior weatherability, and a wide range of colors, making them suitable for applications in architecture, interior decoration, home appliances, and other sectors.

Product Features

Color-coated aluminum coil is widely used in architectural curtain walls, roofing, interior decoration, and appliance housings, meeting diverse application needs while enhancing both the aesthetic appeal and practicality of products.

Production process

Employing advanced coating technologies, color-coated aluminum coil undergoes surface treatment and coating baking processes, ensuring the product exhibits excellent adhesion and durability.

Quality Management System

Utilizing high-quality base materials, high-performance coatings, a roller‑coating production line, and a sophisticated online inspection and control system, coupled with a rigorous quality management framework, we ensure exceptional batch-to-batch consistency, thereby guaranteeing uniform color and performance for large‑scale projects.

Green and environmentally friendly

Establish a comprehensive system for the collection and recycling of aluminum‑coated products, extend product lifecycles, reduce waste generation, and uphold the principles of sustainable development. Enhance resource utilization and strive to achieve low‑carbon, environmentally friendly objectives.

Customized Services

We maintain an extensive library of standard color swatches and can swiftly develop custom colors. We are capable of producing a wide range of specialty coatings and offer flexible customization of specifications, including width and thickness.

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Color customization

Customers may provide specific samples as needed or refer to the RAL color chart for precise color matching, ensuring optimal color accuracy.

Custom Specifications

Product thickness ranges from 0.03 mm to 3.0 mm, with widths spanning 20 mm to 1,700 mm, meeting the needs of a wide variety of application scenarios.

Paint film thickness

Customizable coating thickness can be precisely tailored to meet specific requirements, ensuring uniformity and superior protective performance while satisfying the durability and aesthetic demands of diverse application scenarios.

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Related products

We specialize in producing color-coated aluminum coil grades 1, 3, and 5, as well as aluminum‑magnesium‑manganese panels, with finishes that mimic wood grain, stone, and brushed textures. Our coated aluminum can be manufactured in thicknesses ranging from 0.03 to 3.0 mm and widths from 20 to 1,700 mm. Customization is available for a wide variety of colors, specifications, and coating thicknesses. We also offer complementary services such as longitudinal slitting and leveling with embossing.