3105 coated aluminum coil is a type of aluminum coil material based on 3105 aluminum alloy, which is treated with a coating. The 3105 aluminum alloy is a typical aluminum-manganese alloy, containing a small amount of magnesium. It has excellent corrosion resistance, good formability, and good weldability. By applying a protective coating on its surface, this aluminum coil further enhances its ability to resist ultraviolet rays, acid rain, and weathering, while also improving its aesthetics and long-term reliability.
3105 Coated Aluminum Coils Composition and Properties
- Main Alloy Composition: 3105 aluminum alloy primarily consists of aluminum, manganese, magnesium, and other elements, providing strong mechanical strength and excellent corrosion resistance.
- Coating Treatment: A layer of organic coating, such as polyester or fluorocarbon, is applied to the surface of the aluminum alloy, enhancing the durability and aesthetics of the surface. The coating provides additional protection against corrosion from ultraviolet rays, acid rain, salt spray, and other environmental factors, while also improving color stability.
- Alloy Characteristics: The strength of 3105 aluminum alloy is slightly higher than that of 1000 series alloys (e.g., 1050 aluminum), and due to its manganese content, its corrosion resistance is exceptional, making it suitable for use in harsh environments.
3105 Coated Aluminum Coils Characteristics and Advantages
Strong Corrosion Resistance
Due to the high proportion of manganese in 3105 aluminum alloy, it demonstrates excellent corrosion resistance in a variety of corrosive environments, especially suitable for humid, high-salinity, or coastal environments.
Enhanced Coating
The coating not only enhances the aesthetics of the aluminum coil but also improves the surface durability. The coating effectively resists ultraviolet rays, acid rain, salt spray, and other factors that can erode the material’s surface, thereby extending its service life.
Good Workability
3105 coated aluminum coil material offers excellent workability and can undergo various processing methods such as coiling, stamping, and bending, making it suitable for different forming needs, particularly in applications requiring both decorative and structural features.
Excellent Formability and Weldability
3105 aluminum alloy has good formability, allowing for easy cold working. Its weldability is also superior, making it suitable for use in various welded structures.
High Cost-Effectiveness
3105 aluminum alloy has higher strength than 1000 series alloys but is priced similarly to 1000 series, making it a highly cost-effective option for many applications.
3105 Coated Aluminum Coils Specifications and Information
| Specifications | Information |
| Alloy Type | 3105 |
| Temper | HO, H12, H14, H16, H18, H22, H24, H26, H28 |
| Thickness | 0.2mm - 6.0mm |
| Width | 80mm - 2300mm |
| Standard Production | ASTM-B-209M, BS EN 485-2, BS EN 573-3, GB/T3880-2008 |
| Minimum Order Quantity (MOQ) | 5 tons per specification |
| Parent Coil | DC or CC |
| Weight per Pallet | Approximately 2 tons |
| Surface Treatment | Color coated, with multiple color options |
| Packaging | Export standard packaging, wooden pallet packaging |
| Delivery Time | Delivery within 30 days |
| Certificates | Mill Test Certificate, Certificate of Origin: Form A, Form E, CO |
| Regular Sizes | 1.01219C, 2.01220C, 3.01200C, 2.51250C, 3.01500C, 2.01500C |
3105 Coated Aluminum Coils Applications
Building Industry
3105 coated aluminum coils are widely used in building facades, roofs, wall decorations, and other areas. Particularly in coastal regions or environments with high humidity and high salt content, its excellent corrosion resistance makes it suitable for use as exterior wall cladding material. Additionally, it is also used in components such as doors, windows, sunshades, and ceilings in buildings, meeting both structural strength and aesthetic requirements.
Home Appliance Industry
Due to its durability and excellent aesthetic effects, 3105 coated aluminum coils are widely used in the outer surfaces of home appliances such as air conditioners, refrigerators, washing machines, etc. They enhance the appearance of the products while increasing their service life.
Transportation
In the transportation industry, 3105 coated aluminum coils are commonly used for exterior decorative parts of vehicles, cars, and trucks (such as roofs, side panels, etc.), providing extra durability and aesthetics. The UV resistance feature also helps delay surface fading.
Other Applications
In addition to the building, home appliance, and transportation industries, 3105 coated aluminum coils are also used in billboards, exterior decorations, interior decor, and other fields. The wide color options and surface treatment properties make it highly valuable in various industries.
Chemical Properties 3105 Color Coated Aluminium Coil
| Alloy Designation | Si | Fe | Cu | Mn | Mg | Cr | Ni | Zn | Ti | Ga | V | Remarks | Others | Aluminium min | ||
| Numerical | Chemical Sympols | Each | Total | |||||||||||||
| EN AW -3105 | EN AW- AI Mn0.5 Mg0.5 | 0.6 | 0.7 | 0.3 | 0.30-0.8 | 0.2-0.8 | 0.20 | – | 0.40 | 0.10 | – | – | – | 0.05 | 0.15 | Remainder |
3105 coated aluminum coil is a well-balanced, cost-effective material that, with its excellent corrosion resistance, workability, and decorative properties, is widely used in industries such as construction, home appliances, and automotive. The coating technology not only enhances the durability of the aluminum coil but also adds more color and decorative effects to the product, making it an ideal choice material for many industries.