The 1100 embossed aluminum plate, known for its excellent heat resistance, corrosion resistance, lightweight properties, and good formability, is widely used in automotive heat shields, thermal insulation plates, and other fields. Especially for automotive components that need to withstand high-temperature environments, such as engines, transmissions, and exhaust systems, the 1100 embossed aluminum plate provides outstanding thermal protection performance.
Automotive Heat Shield Embossed Aluminum 1100 Material Properties
- Heat Resistance: 1100 aluminum alloy has good high-temperature resistance. Even in high-temperature environments, it can maintain relatively high mechanical strength, preventing deformation or damage due to excessive temperatures.
- Corrosion Resistance: 1100 aluminum alloy has excellent corrosion resistance, effectively resisting the corrosion caused by harsh environments inside and outside the vehicle (such as high temperature, humidity, acidic or salt mist), thus extending its service life.
- Lightweight: The low density of aluminum alloy makes the 1100 embossed aluminum plate an ideal lightweight material. In situations where reducing vehicle weight is necessary, using aluminum alloy effectively reduces the overall weight, improving fuel efficiency and performance.
- Formability: 1100 aluminum alloy has good plasticity, making it easy to perform processes such as stamping, bending, and other complex shape forming, meeting the design requirements of automotive components.
Automotive Heat Shield Embossed Aluminum 1100 Specifications
| Item | Specifications/Description |
| Material | 1100 Aluminum Alloy |
| Alloy State | H14, H16, H18 (Cold Rolled), O (Softened), or other customized states upon request |
| Thickness | 0.3 mm to 3.0 mm (customized upon request) |
| Width | Standard width: 600 mm to 1500 mm (customized upon request) |
| Length | Standard length: 1000 mm to 4000 mm (customized according to project requirements) |
| Embossed Pattern | Common patterns include spherical and diamond patterns (other patterns, such as hexagonal, grid, etc., can also be customized) |
| Embossed Depth | Typically 0.5 mm to 1.5 mm (adjustable according to design requirements) |
| Surface Treatment | Anodizing: Improves corrosion resistance, surface hardness, and durability, with common colors being transparent, gold, or black |
| Surface Finish: Optional matte, brushed, or polished | |
| Thermal Conductivity | Approximately 200-230 W/m·K (slightly varies depending on alloy and state) |
| Density | 2.70 g/cm³ |
| Tensile Strength | 1100 Aluminum Alloy: 125-145 MPa |
| Elongation | 1100 Aluminum Alloy: 18-25% |
| Corrosion Resistance | Excellent corrosion resistance, especially after anodizing or coating treatments, able to resist atmospheric corrosion, saltwater, and chemicals |
| Applications | Automotive: Engine compartments, exhaust systems, heat shields, insulation pads, etc. |
| Industrial: Thermal insulation in high-temperature environments | |
| Aerospace: Thermal shields for certain small aircraft engines | |
| Performance Advantages | Thermal Reflectivity: The embossed surface enhances thermal reflectivity, protecting surrounding components |
| Lightweight: Reduces the weight of automotive or industrial equipment, improving fuel efficiency | |
| Durability: Extends service life, resistant to high temperatures and corrosion | |
| Additional Features | Additional surface coatings (e.g., heat-resistant coatings) can be provided |
| Aluminum has a relatively high melting point (approximately 660°C), providing some fire-resistant properties |
Automotive Heat Shield Embossed Aluminum 1100 Surface Treatment
Embossing Treatment
The 1100 aluminum plate undergoes a spherical embossing process, giving its surface a unique pattern texture. This design not only enhances the material's aesthetic appeal but also offers the following advantages:
- Enhanced Strength: The embossed pattern effectively increases the tensile strength and bending resistance of the sheet, maintaining good stability under high temperatures and strong forces.
- Thermal Reflectivity: The embossed surface helps to increase the thermal reflectivity, effectively reflecting the heat generated by components such as engines and exhaust systems, preventing heat from damaging other parts.
- Additional Insulation Layer: The embossed pattern provides an extra "air layer, " helping to isolate heat sources and further enhancing thermal insulation performance.
Anodizing Treatment
The 1100 aluminum plate undergoes anodizing treatment, which further enhances its surface hardness, wear resistance, and corrosion resistance. Anodizing also improves the surface weatherability of the aluminum alloy, making it more suitable for long-term exposure to high temperatures, humidity, and other harsh environments, thus extending its service life.
Application of 1100 Embossed Aluminum Plate in Automotive Heat Shields
Radiator Plate
1100 aluminum alloy embossed plates are commonly used as radiator plates, helping to dissipate the heat generated by automotive engines, transmissions, or drivetrains, keeping these systems running at appropriate temperatures. Due to its excellent thermal conductivity, aluminum alloy can quickly conduct and dissipate excess heat, thus protecting the engine and other vital systems from overheating.
Insulation Pads
In engine compartments, 1100 aluminum plates serve an important role as insulation pads. They isolate high temperatures between the engine and the vehicle's interior, preventing the cabin air from becoming too hot, ensuring passenger comfort, and protecting other internal components (such as electrical wiring, dashboards, etc.) from heat damage.
Exhaust Pipe Protectors
1100 aluminum plates are also widely used in exhaust pipe protectors. The exhaust system generates a large amount of heat during operation, and the aluminum plates, through their excellent heat insulation and high-temperature resistance, effectively protect other vehicle components around the exhaust pipes from overheating, preventing thermal damage that could lead to aging or failure of parts.
With its heat resistance, corrosion resistance, lightweight properties, and good formability, the 1100 embossed aluminum plate is an ideal material for automotive heat shields, insulation pads, exhaust system protectors, and other high-temperature applications. Its surface embossing design enhances the strength of the material and provides an additional thermal insulation layer, effectively improving the thermal management performance of the vehicle. Moreover, anodizing treatment further enhances its durability, making it an ideal choice for high-temperature and harsh environments.
Chemical composition of 1100 aluminum alloy
| Element | Composition % |
| Si | 0.95 |
| Fe | |
| Cu | 0.05-0.20 |
| Mn | 0.05 |
| Mg | - |
| Cr | - |
| Ni | - |
| Zn | 0.10 |
| Ti | - |
| Al | Remainder |