1235 aluminum coil belongs to the 1000 series of high-purity aluminum, with an aluminum content of no less than 99.35%. This alloy features excellent corrosion resistance, good workability and formability, along with good electrical and thermal conductivity. 1235 Aluminum Coil is widely used in packaging, decoration, electrical, and industrial manufacturing. It is easy to process and suitable for rolling, stamping, stretching, and bending, making it a commonly used base aluminum material.
Description
Yutwin New Materials specializes in the production of aluminum coils and sheets in a wide range of alloys, grades, and specifications, offering stable quality, flexible customization, and reliable supply to meet the diverse needs of different industries.
Features
- High aluminum purity (Al ≥ 99.35%)
Belongs to the 1000-series aluminum alloys, with low impurity content and stable chemical composition.
- Excellent flexibility and ductility
Extremely soft material, especially in O temper, suitable for rolling into ultra-thin gauges and complex forming processes.
- Good corrosion resistance
Forms a natural oxide layer that provides reliable resistance to atmospheric and mild chemical corrosion.
- Good thermal and electrical conductivity
Suitable for applications requiring heat transfer and basic electrical conductivity performance.
- Smooth and clean surface quality
Free from oil stains and surface defects, making it ideal for coating, printing, laminating, and further surface treatments.
- Excellent processability
Easy to slit, roll, emboss, and laminate, supporting high-speed continuous production lines.
- Good weldability
Compatible with common aluminum welding and joining methods.
Specifications
| Parameter | Description |
|---|---|
| Alloy | 1235 |
| Chemical Composition (%) | Al ≥ 99.35, Fe ≤ 0.70, Si ≤ 0.30, Cu ≤ 0.05, Mn ≤ 0.05, Zn ≤ 0.10, Ti ≤ 0.03, Others ≤ 0.05 |
| Temper | O (Soft) |
| Thickness Range | 0.006 – 0.2 mm (commonly 0.009 / 0.012 / 0.015 mm) |
| Width | Customizable |
| Coil Weight | Customizable |
| Surface Finish | Bright / Matte |
| Standard | ASTM B209 / EN AW-1235 / GB/T 3880 |
Common Aluminum Surface Treatments
Polishing
Polishing uses mechanical grinding, chemical, or electrochemical methods to improve the smoothness and brightness of aluminum surfaces. Polished aluminum features a high-gloss finish and excellent decorative appearance.
Brushing
Brushing is a surface treatment process that creates fine, directional textures on aluminum using abrasive belts or brushes. The brushed surface provides a refined metallic appearance while helping conceal minor scratches.
Coating
Coating applies a protective coating onto the aluminum surface through powder coating, liquid spraying, or other coating methods. It provides excellent weather resistance, corrosion protection, and a wide range of color options. Coated aluminum offers both decorative appeal and long-term durabilit.
Anodizing
Anodizing is an electrochemical process that forms a dense oxide layer on the aluminum surface, improving corrosion resistance, wear resistance, and surface hardness. The oxide layer can also be colored to achieve various finishes.
Sand Blasting
Sand blasting uses high-speed abrasive particles to impact the aluminum surface, creating a uniform matte texture. This process provides a soft metallic appearance, reduces fingerprint marks, and improves coating adhesion for subsequent finishing processes.
Embossing
Embossing is a process that forms raised or recessed patterns on aluminum surfaces through rolling or stamping. Common patterns include stucco, diamond, and wood grain textures. Embossed aluminum offers excellent decorative effects, scratch resistance, and certain anti-slip properties.
Applications
- Packaging Materials
Food packaging, pharmaceutical packaging, beverage cans, lids.
- Construction & Decoration
Decorative panels, ceilings, curtain walls.
- Electrical Industry
Conductors, busbars, heat dissipation components.
- Industrial Manufacturing
Stamped parts, sheet metal components, equipment enclosures.
- Transportation & Equipment
Signboards, reflectors, equipment housings.
