0.36~8mm Brushed Aluminum 1050,1060,1070,1100,3003
Brushed aluminum sheets ranging from 0.36mm to 8mm in thickness serve as versatile building blocks across numerous industries. Esteemed for their attractive matte finish and exceptional durability, alloys like 1050, 1060, 1070, 1100, and 3003 are favored for both aesthetic and structural applications.
Brushed aluminum sheets possess a finely textured surface created through abrasive processes, offering a sleek appearance while minimizing visible scratches and fingerprints. These sheets deliver enhanced corrosion resistance, lightweight strength, and excellent workability, making them excellent candidates for distinctive architectural designs, signage, automotive trims, and electronic encasements.
The aluminum alloys 1050, 1060, 1070, 1100, and 3003 each bring unique characteristics based on their chemical composition and mechanical properties, allowing you to select material optimized for specific end needs - such as superior corrosion resistance, higher strength, or better thermal conductivity.
Common Technical Specifications
| Parameter | Values |
|---|---|
| Thickness | 0.36mm to 8.0mm |
| Width | Typically up to 1500mm (custom sizes available) |
| Surface Finish | Brushed (satin texture), Mill Finish |
| Coating Options | Clear Anodized, Color Anodized, Waterproof Coating |
| Temper Conditions | O, H14, H24, H26, H32, H34, H36, H38 for various alloys |
| Typical Density | 2.70 g/cm³ |
| Standard Compliance | ASTM B209 / EN 485 / JIS H400 |
Alloy Differences and Applications
Alloy 1050 Aluminum Sheet
Alloy 1050 is known for its excellent electrical and thermal conductivity, high corrosion resistance, and outstanding workability. It is typically available in a virtually pure aluminum form (minimum 99.5% Al content).
| Parameter | Detail |
|---|---|
| Aluminum content | ≥ 99.5% (Aluminum) |
| Common temper | O (Annealed), H14, H24 |
| Yield Strength (MPa) | ~40 (annealed) |
| Tensile Strength (MPa) | 60-110 |
| Electrical Conductivity | 63% IACS (International Annealed Copper Standard) |
Use Case Examples: Electrical conductors, chemical equipment cladding, decorative panels.
Alloy 1060 Aluminum Sheet
1060 alloy is highly resistant to oxidation and weather elements due to its excellent corrosion resistance and purity.
| Parameter | Detail |
|---|---|
| Aluminum content | ≥ 99.6% |
| Common temper | O, H14 |
| Yield Strength (MPa) | Approx. 40 |
| Tensile Strength (MPa) | 60-110 |
| Electrical Conductivity | ~62% IACS |
Use Case Examples: Solar panel backing, roofing, electroplating substrate.
Alloy 1070 Aluminum Sheet
1070 alloy contains even higher purity aluminum compared with 1050 and 1060, with excellent heat and electrical conductivity and stability under high temperatures.
| Parameter | Detail |
|---|---|
| Aluminum content | ≥ 99.7% |
| Common temper | O |
| Yield Strength (MPa) | 33-40 |
| Tensile Strength (MPa) | 65 - 120 |
| Electrical Conductivity | Approx. 65% IACS |
Use Case Examples: Transformer winding foils, heat exchangers.
Alloy 1100 Aluminum Sheet
1100 alloy is the highest purity wrought aluminum (99% min. aluminium content) with excellent corrosion resistance, softness for ease of fabrication, and bright finish.
| Parameter | Detail |
|---|---|
| Aluminum content | ≥ 99.0% |
| Common temper | O, H14, H24 |
| Yield Strength (MPa) | 40 |
| Tensile Strength (MPa) | 70 |
| Elongation | 35-50% |
Use Case Examples: Chemical and food handling, decorative and embossed fabrications.
Alloy 3003 Aluminum Sheet
3003 is a popular alloy with both aluminum and manganese (approximately 1.2%) to boost strength while retaining corrosion resistance and joining ease.
| Parameter | Detail |
|---|---|
| Alloy Elements | Al min 96.8%, Mn ~1.2%, Mg up to 0.1% |
| Common temper | H14, H24 (strain-hardened) |
| Yield Strength (MPa) | Approx. 115 |
| Tensile Strength (MPa) | 130-180 |
| Elongation (%) | 12-16 |
Use Case Examples: Roofing, siding, gutters, cookware.
Chemical Composition Table (Typical % by Weight)
| Alloy | Si | Fe | Cu | Mn | Mg | Zn | Ti | Al (Balance) |
|---|---|---|---|---|---|---|---|---|
| 1050 | 0.25 | 0.4 | 0.05 | <0.03 | <0.03 | 0.07 | 0.03 | ≥ 99.5 |
| 1060 | 0.25 | 0.35 | 0.05 | <0.03 | <0.03 | 0.07 | 0.03 | ≥ 99.6 |
| 1070 | 0.25 | 0.4 | 0.05 | <0.04 | <0.03 | 0.07 | 0.03 | ≥ 99.7 |
| 1100 | 0.95 | 0.95 | 0.05 | 0.05 | 0.05 | 0.1 | 0.05 | ≥ 99.0 |
| 3003 | 0.6 | 0.7 | 0.05 | 1.2 | 0.1 | 0.1 | 0.1 | ≥ 96.8 |
Alloy Temper O & H Conditions
The temper designations are critical for defining mechanical strength and workability:
| Temper | Description | Effects |
|---|---|---|
| O | Annealed (soft state) | Maximum ductility, minimum strength |
| H14 | Strain hardened, quarter hard | Moderate strength and hardness, retains moderate ductility |
| H24 | Strain hardened and partially annealed | Balanced strength and moderate ductility |
| H26 | Strain hardened and stabilized | Higher strength with good dimensional stability |
| H32 | Strain hardened and partially annealed | Similar to H24 with slightly higher strength |
| H34 | Strain hardened and stabilized | Higher strength; less ductile than H26 |
| H36 | Strain hardened and stabilized | Higher strength; less ductile; stronger wear resistance |
| H38 | Strain hardened and stabilized | Highest strength tempered variant |
Industry Applications
Architectural and Decorative
Brushed aluminum sheets provide a visually appealing but durable finish resistant to tarnishing and scratches, making them optimal for elevator panels, reception desks, ceilings, and wall cladding.
Automotive and Transportation
Their excellent strength-to-weight ratio combined with damage resistance suits trims, body components, interior panels, and customized parts for modern automotive manufacturing.
Electronics and Appliances
Excellent electrical and thermal conductive properties of pure aluminum alloys support uses ranging from heat sinks to consumer electronic casings.
Food and Chemical Industry
High corrosion resistance and non-toxicity make 1100 and 3003 alloys fitting for kitchenware, chemical feeders, food processors, and sanitary containers.
Quality & Compliance Standards
Most brushed aluminum sheets will follow established international standards assuring dimension precision and material consistency:
- ASTM B209 - Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate
- EN 485 - Aluminum and aluminum alloys - Sheet, strip, and plate
- JIS H400 - Aluminum materials preferred in East Asian countries
These guarantee reliability concerning thickness tolerance, mechanical performance, surface finish, and chemical composition.
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