1145 Aluminum Foil is a high-purity aluminum foil with an aluminum content of no less than 99.45%. As a typical representative of the 1000 series aluminum alloys, it offers excellent ductility, corrosion resistance, and thermal conductivity. Due to its stable chemical properties and outstanding formability, 1145 aluminum foil is widely used in industrial, packaging, and insulation applications where high purity and reliable performance are required.

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Description

Features

• Ultra-High Aluminum Purity

Aluminum content ≥99.45%, providing excellent chemical stability and superior corrosion resistance.

• Excellent Formability

Extremely soft and ductile, suitable for bending, folding, embossing, and complex forming processes.

• Outstanding Barrier Properties

Effectively blocks moisture, light, oxygen, and odors, making it ideal for packaging applications.

• Superior Corrosion Resistance

Performs reliably in humid and chemically exposed environments.

• Good Thermal & Electrical Conductivity

Ensures efficient heat transfer and stable electrical performance.

• Smooth & Clean Surface Finish

Uniform surface quality suitable for printing, coating, laminating, and adhesive applications.

• Lightweight & Flexible

Easy to process while maintaining consistent quality and handling performance.

• Food-Grade & Non-Toxic

Suitable for food, pharmaceutical, and medical packaging when produced to relevant standards.

• Environmentally Friendly & Recyclable

100% recyclable without loss of performance, supporting sustainable manufacturing.

Specifications

Item	Description
Alloy	1145
Chemical Composition (%)	Al ≥ 99.45, Fe ≤ 0.55, Si ≤ 0.55, Cu ≤ 0.05, Mn ≤ 0.05, Zn ≤ 0.10, Ti ≤ 0.03, Others ≤ 0.05
Aluminum Purity	≥ 99.45%
Temper	O, H14, H16, H18, H19
Thickness	0.006 – 0.20 mm
Width	100 – 1600 mm
Surface Finish	Single side bright / Double side bright
Form	Coil
Standards	ASTM, EN, GB/T, JIS

Typical Applications

• Food and pharmaceutical packaging foil.
• Insulation materials for cables and pipelines.
• Heat exchanger and thermal insulation foil.
• Industrial wrapping and protective foil.
• Capacitor foil and other electrical applications.

Why Choose Us – Professional Manufacturer

• Our production facilities include a smelter, hot rolling mill, cold rolling mill, and annealing workshop, ensuring consistent and reliable quality at every stage.

• We produce aluminum coils, strips, and sheets in various specifications to meet diverse technical and dimensional requirements, flexibly catering to the needs of different industries.

• In addition, we offer comprehensive reprocessing technologies to improve product surface performance. We provide customized solutions for applications such as packaging, construction, transportation, and industrial manufacturing.

A complete quality supervision system is established across the entire production process. A digital platform enables real-time monitoring and full data traceability, from raw material inspection to finished product delivery. Systematic testing is carried out on physical properties, chemical properties, and optical properties, ensuring consistent performance in strength, stability, composition accuracy, and surface quality, and providing reliable quality assurance.

• To ensure products arrive undamaged, we offer customized packaging solutions based on product type and customer needs. Products are securely packaged using protective film, waterproof packaging, and reinforced pallets, meeting international shipping standards.