3004 aluminum coating coil
3004 aluminum coating coil is a widely used aluminum alloy product renowned for its excellent surface finish, superior corrosion resistance, and excellent mechanical properties. It is specially designed for applications requiring enhanced protective coatings combined with the inherent benefits of the 3004 aluminum alloy substrate.
The 3004 aluminum coating coil combines the protective features of various coating materials (such as resin or metallic coatings) with the corrosion-resistant substrate alloy 3004. The alloy itself is known for adding manganese as its primary alloying element, which enhances its strength and corrosion resistance without losing its forming and fabrication capabilities.
Features
| Feature | Description |
|---|---|
| Corrosion Resistance | Excellent corrosion resistance, ideal for outdoor applications and humid conditions. |
| Coating Durability | The coating provides robust protection against mechanical damages, scratches, and chemical attacks. |
| Formability | Good formability making it suitable for a variety of press and roll forming processes. |
| Surface Finish | Smooth, aesthetic surface which can be customized (e.g., painted, matt finish). |
| Lightweight | Maintains the low density property of aluminum for lightweight construction. |
| Heat Treatment | Moderate strength; suitable for non-heat-treatable applications with strain hardening capabilities. |
| Recyclability | Fully recyclable, reducing environmental impact. |
Chemical Composition of 3004 Aluminum Alloy (wt.%)
| Element | Content Range |
|---|---|
| Aluminum (Al) | Balance |
| Manganese (Mn) | 1.0 - 1.5 |
| Magnesium (Mg) | 0.8 - 1.2 |
| Copper (Cu) | ≤ 0.2 |
| Iron (Fe) | ≤ 0.7 |
| Silicon (Si) | ≤ 0.6 |
| Zinc (Zn) | ≤ 0.2 |
| Titanium (Ti) | ≤ 0.15 |
| Others (each) | ≤ 0.05 |
| Others (total) | ≤ 0.15 |
Technical Specifications
| Parameter | Specification |
|---|---|
| Standard Thickness | 0.18 mm – 3.0 mm |
| Standard Width | 500 mm – 1840 mm |
| Hardness | Brinell Hardness: 50 – 65 HB |
| Tensile Strength | 110 – 230 MPa |
| Yield Strength | 90 – 185 MPa |
| Elongation | 8 – 22 % |
| Coating Type | Polyester, PVDF, HDPE, or Metallic Coating |
| Coating Thickness | Typically 15 - 30 microns |
| Surface Finish Options | Plain, Embossed, Painted |
| Density | 2.73 g/cm³ |
Performance Characteristics
- Excellent Paint Adhesion: Paint coatings bond extraordinarily well to 3004 coil surfaces, leading to long-lasting and durable finished products.
- Weather Resistance: It withstands long-term exposure to sun, rain, and pollutants, making it ideal for roofing and cladding uses.
- Scratch Resistance: Durable coatings add to mechanical protection ensuring minimal damage during fabrication and handling.
- Ease of Fabrication: The coil suits stamping, bending, and roll forming without surface cracks or corrosion progression.
Typical Applications of 3004 Aluminum Coating Coil
| Industry | Application Examples |
|---|---|
| Construction | Roof panels, wall cladding, sidings, perimeter flashings |
| Household Appliances | Refrigerators, ovens, microwave ovens exterior panels |
| Packaging | Ends for beverage cans, bottle caps (requires specific coating) |
| Transportation | Automotive body panels, truck trailer cladding |
| Electrical Industry | Electrical cabinets, enclosures, and appliances housings |
| Signage and Advertising | Billboard panels, waterproof display boards |
The 3004 aluminum coating coil is a high-performance material combining the corrosion-resistant and formable properties of alloy 3004 with durable surface coatings. It is superior for industries requiring light, strong, and aesthetically appealing metal sheet solutions that endure environmental stressors.
Its remarkable balance of properties, flexibility in applied finishes, and recyclable nature make it a trusted material for construction, packaging, automotive, and appliance applications. For customers seeking quality metal coil with excellent protective coatings and reliable mechanical performance, 3004 aluminum coating coil is an excellent choice.
For detailed inquiry on customized specifications and coatings for your unique application, contact your aluminum plant technical support or sales team for assistance.
