1050 Aluminium Foil
Thickness: 0.007–3.0 mm
Width: 20–1600 mm
Temper: Soft (O), H12, H14, H16, H18, H24
Tensile Strength: 60–95 MPa
Elongation: ≥35%
Conductivity: >61% IACS
Density: 2.7 g/cm³
Introduction
In the world of industrial and electrical materials, 1050 aluminium foil stands out as a versatile and cost-effective solution. As a leading manufacturer and wholesaler, Huawei Aluminum specializes in producing premium 1050 aluminium foil tailored for diverse applications, from transformer windings to construction and packaging. This article explores the unique properties, manufacturing processes, and advantages of 1050 aluminium foil, positioning Huawei Aluminum as your go-to supplier for reliable and high-performance materials.

What is 1050 Aluminium Foil?
1050 aluminium foil is a high-purity aluminium alloy containing ≥99.5% aluminium, making it one of the purest commercially available grades. Its exceptional electrical conductivity, malleability, and corrosion resistance make it ideal for critical applications in electrical engineering, construction, and packaging.
Key Properties
| Property | Value/Range |
|---|---|
| Alloy | 1050 (Al ≥99.5%) |
| Thickness | 0.007–3.0 mm |
| Width | 20–1600 mm |
| Temper | Soft (O), H12, H14, H16, H18, H24 |
| Tensile Strength | 60–95 MPa |
| Elongation | ≥35% |
| Conductivity | >61% IACS |
| Density | 2.7 g/cm³ |

Applications of 1050 Aluminium Foil
1050 aluminium foil's adaptability spans multiple industries. Below are its primary uses:
1. Electrical Transformers and Reactors
- Dry-Type Transformers: The foil's high conductivity (>61%) and soft temper ensure efficient energy transfer in high/low-voltage windings.
- Cost Efficiency: Replaces copper windings, reducing material costs by up to 40% without compromising performance.
- Surface Quality: Smooth, burr-free edges prevent insulation damage during winding processes.
2. Capacitors and Electronics
- Used in capacitor strips due to its excellent dielectric properties.
- Ideal for printed circuit substrates and shielding materials.
3. Construction and Decoration
- Insulation: Acts as a vapor barrier in roofing and thermal insulation systems.
- Aesthetic Finishes: Polished surfaces for decorative panels, nameplates, and mirror materials.
4. Packaging and Consumer Goods
- Food-grade foil for wrappers and containers.
Pharmaceutical packaging due to non-toxicity and moisture resistance.

Application Overview Table
| Industry | Use Case | Key Benefit |
|---|---|---|
| Electrical | Transformer windings, reactors | High conductivity, cost savings |
| Construction | Roofing, insulation, decorative panels | Corrosion resistance, lightweight |
| Packaging | Food wrappers, pharmaceutical seals | Hygienic, moisture-proof |
| Electronics | Capacitors, shielding | Precision, dielectric properties |
Why 1050 Aluminium Foil Outperforms Competitors
1. Superior Conductivity
With >61% electrical conductivity, 1050 foil matches copper in efficiency while being lighter and more affordable.
2. Exceptional Formability
The soft temper (O) allows deep drawing and complex shaping without cracking, critical for transformer windings and stamped components.
3. Corrosion Resistance
A natural oxide layer protects against environmental degradation, ensuring longevity in roofing and outdoor applications.
4. Cost-Effectiveness
Aluminium transformers cost 30–40% less than copper equivalents, making 1050 foil a budget-friendly choice for large-scale projects.

Manufacturing Excellence at Huawei Aluminum
Advanced Production Process
- Rolling: Cold-rolled to precise thickness (0.007–3.0 mm) using 2Hi/4Hi mills for uniform gauge.
- Slitting: Custom widths (20–1600 mm) to meet client specifications.
- Quality Control: ISO 9001-certified processes ensure defect-free surfaces (no scratches, dents, or waviness).
Customization Options
- Temper: Soft (O) for flexibility or hardened (H18) for rigidity.
- Edges: Rounded edges for safe handling in transformer applications.
- Packaging: Waterproof paper, wooden pallets, or customized solutions to prevent transit damage.
Why Choose Huawei Aluminum?
| Feature | Huawei Aluminum | Industry Standard |
|---|---|---|
| Purity | 99.7% Al | 99.5% Al |
| Production Capacity | 5,000 MT/month | 2,000–3,000 MT/month |
| Lead Time | 7–10 days after deposit | 15–20 days |
| Certifications | ISO 9001, SGS, RoHS | Limited certifications |
| Global Reach | Exports to Asia, Europe, Americas | Regional focus |
Client-Centric Services
- MOQ Flexibility: Orders as low as 1 ton (vs. industry-standard 5 tons).
- Technical Support: Collaborate with engineers to tailor foil properties (e.g., conductivity, tensile strength).
- Logistics: Seaworthy packaging and FOB/CIF terms for hassle-free global shipping.
Sustainability and Compliance
- Recyclability: 1050 aluminium is 100% recyclable, aligning with circular economy goals.
- Eco-Friendly Coatings: Optional TiO2–CNT coatings for enhanced corrosion protection.
- Certifications: RoHS and REACH compliance for safe use in food and medical sectors.
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