Prepainted Aluminum Coil
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Color-coated aluminum coils offer excellent corrosion resistance, durability, and a lightweight structure, making them suitable for a wide range of building and industrial applications. They are commonly used in public buildings, power plants, steel mills, chemical facilities, and other industrial projects.
Available with different aluminum alloy substrates, color-coated aluminum coils can be finished with various coating systems, including PE and PVDF, to meet different requirements for appearance, weather resistance, and durability.
Available thicknesses range from 0.2 mm to 2.0 mm, with widths of up to 1,500 mm. A wide selection of colors, surface finishes, and patterns is available for different architectural and design requirements.
Specifications of Color-Coated Aluminum Coils
| Item | Color Coated Aluminum Coil |
| Thickness | 0.12mm -2.0mm |
| Width | 600mm – 1500mm |
| Length | According to customers’ request |
| Coil Weight | 2.5 – 3 Tons or Customized |
| Material | 1000 series, 3000 series, 5000 series, etc. |
| Surface Treatment Process | Polishing, mirror finish, lamination, etc. |
| Processing services | Fixed-length cutting, longitudinal cutting, embossing, profiling, etc. |
| Colors | As per RAL Color or Customer Samples |
| Coatings | PE, PVDF |
| Certificates | ISO 9001, SGS, CE, BV |
| Package | Standard Export Package |
We are able to process color coated aluminum coil into the following products:
- Color Coated Aluminum Sheet: with customized cutting equipment, we can accurately cut to the required size with small error.
- Color Coated Aluminum Strip: with slitting equipment, we can cut color coated aluminum strip width 150mm-600mm, which can be customized.
- Color Coated Patterned Aluminum Coil: the patterns that can be processed include willow leaf pattern, pointer, jewel, orange peel pattern or customized.
- Corrugated Aluminum Sheet: Hundreds of press equipment, capable of producing various types of corrugated sheet (aluminum), contact us for corrugated sheet types.
Applications of Color-Coated Aluminum Coils
Color-coated aluminum coils are widely used in architectural, decorative, electronic, transportation, and furniture applications, offering both functional performance and design flexibility.
Building & Architectural Applications
Used for roofing panels, aluminum composite panels, interior aluminum panels, roller shutters, garage doors, ceilings, curtain walls, wall cladding, elevator panels, and steel structure components.
Electronics & Home Appliances
Suitable for electrical enclosures, computer panels, lighting equipment, solar reflectors, water heaters, and tank housings.
Transportation & Signage
Commonly used for traffic signs, vehicle interior panels, marine decoration, advertising display panels, and luggage components.
Furniture & Interior Applications
Used in metal furniture, cabinets, countertops, partitions, and pipe insulation systems, among other applications.
Types of Color-Coated Aluminum Coils
Color-coated aluminum coils are mainly classified by their coating systems, with PE-coated aluminum coils and PVDF-coated aluminum coils being the two commonly used options.
PE-Coated Aluminum Coils
PE (polyester) coating is applied to the aluminum substrate through repeated coating and baking processes, providing good adhesion and surface protection. It offers good UV resistance, a wide range of colors, and a smooth, attractive finish.
PE-coated aluminum is commonly used for interior decoration, advertising panels, signage, and other applications where moderate weather resistance and appearance are required.
PVDF-Coated Aluminum Coils
PVDF coating provides excellent corrosion resistance, wear resistance, weather resistance, and UV resistance, making it suitable for demanding outdoor environments and long-term architectural applications.
It offers good color and gloss retention under prolonged outdoor exposure and is widely used for public buildings, exterior and interior decoration, commercial buildings, exhibition systems, and advertising applications.
Grades, Colors & Surface Finishes
Color-coated aluminum coils are available in different aluminum alloy series, including 1000, 3000, and 5000 series, depending on the required properties and application.
A wide range of colors and patterns is available, with options including matte or gloss surfaces, smooth or embossed finishes, allowing the material to meet different architectural and decorative requirements.
Additional processing options include cutting, slitting, and profiling to meet specific project and fabrication requirements.
Features of Color-Coated Aluminum Coils
Excellent Durability
Aluminum naturally develops a thin aluminum oxide layer when exposed to oxygen, which helps protect the underlying metal from further oxidation and corrosion. Combined with protective coatings such as PVDF or PE, color-coated aluminum coils offer excellent durability and corrosion resistance.
Lightweight
Aluminum alloys have a density of approximately 2.7 g/cm³, about one-third that of steel. Their lightweight structure can reduce the load on supporting structures, making color-coated aluminum suitable for airports, railway stations, stadiums, and other large-span buildings.
High Strength
The addition of alloying elements such as magnesium and manganese can significantly improve the strength and rigidity of aluminum alloys. Color-coated aluminum can therefore provide good load-bearing performance and structural rigidity, while the coating primarily provides surface protection and decorative properties.
Excellent Formability
Color-coated aluminum is easy to process and can be bent, formed, and profiled into different shapes according to project requirements. Properly selected aluminum alloys and coating systems can maintain their dimensional stability under varying wind, temperature, and humidity conditions.
Wide Range of Decorative Options
Color-coated aluminum coils are available in a wide selection of colors, patterns, and surface finishes, including decorative effects such as wood grain and stone patterns. These options provide greater flexibility for different architectural styles and design requirements.
Excellent Weather Resistance
Color-coated aluminum is manufactured through coating and curing processes that provide good color stability and gloss retention. Depending on the coating system and application conditions, PE-coated aluminum can typically provide long-term outdoor performance, while PVDF-coated aluminum offers enhanced resistance to weathering and UV exposure for demanding exterior applications.
Production Process
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