3004 Aluminum Foil: Engineered for Food Containers

2026-06-05 14:38:57 Leave Us Message Author:Mingtai Aluminum

When it comes to manufacturing high-performance food containers, material selection is critical. 3004 aluminum foil has emerged as a preferred choice among container manufacturers worldwide. Engineered specifically for food contact applications, this alloy combines strength, formability, and food safety in one cost-effective solution.

Unlike standard household foils, 3004 aluminum foil is designed for industrial deep-drawing processes, enabling the production of seamless, leak-proof, and rigid food containers that stand up to daily use.

Key Properties of 3004 Aluminum Foil for Food Containers

High Strength with Minimal Thickness

3004 alloy belongs to the Al-Mg-Mn series. Compared to common 1000 or 3003 series foils, it offers higher mechanical strength while allowing thinner gauges. This means lighter containers without compromising structural integrity.

Property	Typical Value
Tensile Strength	180–240 MPa
Elongation	≥ 2–5%
Density	2.72 g/cm³

Excellent Deep Drawing Performance

Food containers – especially disposable baking trays, pie pans, and meal prep boxes – require complex shapes with sharp corners and uniform wall thickness. 3004 aluminum foil, typically supplied in O temper, delivers outstanding deep drawability, minimizing cracking and wrinkling during high-speed forming.

Food-Grade Safety

3004 aluminum foil manufactured by Mingtai Aluminum meets international food contact standards FDA. It does not react with acidic or salty foods, preserves original flavors, and creates an effective barrier against moisture, oxygen, and light – extending shelf life naturally.

Corrosion Resistance

The manganese and magnesium content in 3004 alloy provides good resistance to atmospheric corrosion and mild chemical exposure, making it suitable for frozen, refrigerated, and even heated food applications (oven-safe up to 220–250°C).

Why Choose 3004 Over Other Alloys for Food Containers?

Alloy	Strength	Deep Drawability	Typical Application
1100 / 1235	Low	Good	Thin foil wraps, lids
3003	Medium	Good	Baking trays, pie plates
3004	High	Excellent	Rigid containers, deep-drawn meal trays
5052	Very High	Poor	Structural parts

Verdict: 3004 strikes the best balance between strength, formability, and cost for industrial food container production.

Available Specifications from Mingtai Aluminum

Parameter	Range / Typical
Alloy	3004
Temper	O (soft / fully annealed), H22, H24
Thickness	0.15 mm – 0.35 mm (most common for containers)
Width	200 mm – 1600 mm (slit coils available)
Inner Diameter	150 mm, 300 mm, 405 mm, 500 mm
Surface Treatment	Mill finish, one-side bright (optional)
Packaging	Eye-to-sky or eye-to-wall, wooden pallets

Note: Custom thickness, width, and temper available upon request from Mingtai Aluminum.

Manufacturing & Quality Assurance at Mingtai Aluminum

Mingtai Aluminum follows strict quality control procedures throughout the production of 3004 aluminum foil:

Raw material certification – traceable 3004 alloy ingots

Precision rolling – advanced cold-rolling mills for uniform gauge

Annealing control – guaranteed O temper for optimal formability

Slitting and edge treatment – burr-free edges to protect forming tools

Surface cleanliness test – no residual oil, ready for direct food contact

Mechanical testing – tensile, elongation, and earring ratio check

Why Partner With Mingtai Aluminum?

Customized dimensions – we slit to your exact width requirements

Flexible MOQ – trial orders welcome

Short lead times – 15–25 days for standard orders

Export experience – containers packed for sea freight (moisture-proof)

Technical support – forming advice and troubleshooting

Contact Mingtai Aluminum

Ready to upgrade your food container production with engineered 3004 aluminum foil?

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