Prepainted Aluminum Coil Description
Introduction to Colored Aluminum Coil
Colored aluminum sheet is made from aluminum coils as the raw material, after special surface treatment, coated coating, and baked at high temperature.
The surface of colored aluminum treated with coating can form a dense and corrosion-resistant oxide layer, which can effectively prevent the erosion of substances such as oxygen and water, thereby extending the service life of colored aluminum.


Advantages of colored aluminum coil
Colored aluminum coils has the advantages of both aluminum sheet and organic materials. It has the advantages of high mechanical strength, good toughness, and easy processing and forming of aluminum coil, as well as the good coloring, decoration, and corrosion resistance of organic polymer coating materials. It can be easily processed through punching, bending, deep drawing, welding, and other processes, resulting in practical, decorative, easy processing, and durable products.
Application of colored aluminum coil
Colored aluminum coils are widely used in various types of buildings such as industrial factories, stations, airports, sports venues, commercial buildings, and mechanical manufacturing industries

Factors affecting the service life of colored aluminum coils
The lifes of colored aluminum varies due to various factors, including material quality, surface treatment, coating type and quality, environmental factors, etc.
01
Aluminum coil quality
The quality of colored aluminum coils has a significant impact on their service life. High quality colored aluminum plates use better quality substrates and more suitable coatings, with a uniform, smooth surface without bubbles, wrinkles, hook marks and other defects, which can greatly extend their service life.

02
Surface treatment
The surface treatment of colored aluminum coils is an important step in the manufacturing process, which determines the quality and durability of the surface of colored aluminum panels. The surface treatment should ensure smoothness, acid washing for oil removal and rust removal, and the use of phosphating and transfer film coating can improve the adhesion and corrosion resistance of the coating, and to a certain extent, improve the service life of the colored aluminum coils.

03
Coating type and quality
The type and quality of coating on the surface of colored aluminum coils are also key factors affecting their service life. High quality coatings should have good weather resistance, wear resistance, corrosion resistance, flexibility, strong adhesion, and other characteristics.
The durability of various coatings also varies, for example, the service life of PE coatings is about 15 years, and the service life of PVDF coatings can reach 30 years.

04
Application environment
During the use of colored aluminum coil, environmental and climatic factors can also affect its service life,such as strong ultraviolet radiation, salt spray environment, and bonding can all affect the service life of colored aluminum panels.

How To extend the service life of prepainted aluminum coil?
Ensure material quality and choose high-quality colored aluminum coils
Choose color aluminum coils with fine surface treatment to avoid surface defects such as bubbles, wrinkles, hook marks, etc:
Choose high-quality and technologically advanced coatings, which should have good durability
Choose appropriate color aluminum specifications and series based on the environment and usage
Regularly inspect and maintain colored aluminum to prevent damage
Why Choose Hanchen?
only focus on producing high level prepainted aluminum coil
Shandong Hanchen Metal Co.,Ltd is a professional color coated aluminum manufacturer integrating production, sales and trade. We have professional two automatic production lines with four-roller coating equipment. The whole production process has strict quality control and inspection. Our main products are aluminum coils and prepainted aluminum coils,widely used in metal roofing, aluminum ceiling, aluminum composite panel, aluminum sandwich panel, aluminum honeycomb panel and so on. We are committed to providing customers with high-standard products and satisfactory services and highly efficient solutions
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Basic feature
| Thickness | 0.15mm-2mm |
| Width | Max 1650mm |
| Color | Ral colors or based on requirements |
| Coating film | 15-60μm |
| Coating | PE, HDP, PVDF, etc |
| Alloy | AA1100, 3003, 3004 etc |
| Warranty | 15-30 years based on surface coating |
| Package | Eye to wall, eye to sky, coils on wooden pallet |
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