8011 Aluminum Sheet (H19 Temper) | Premium Base Material for Food Can & End Manufacturing

In the food packaging industry, the balance between material thickness and structural integrity is the key to cost-efficiency. 8011-H19 Aluminum Sheet has emerged as the global industry standard for food can bodies, lids, and easy-open ends (EOE), offering unparalleled barrier properties and mechanical strength.

At Eco-Alum, we provide high-precision 8011-H19 aluminum specifically engineered for high-speed automated production lines, ensuring safety, sustainability, and superior processing performance.

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In-Depth Analysis: The Technical Superiority of 8011-H19

8011 aluminum alloy is an Al-Fe-Si series alloy. Unlike standard pure aluminum, its unique chemical composition is designed to provide higher physical strength while maintaining the lightweight benefits of aluminum.

1. What is the H19 Temper?

The H19 (Extra Hard) temper is achieved through a high degree of cold work reduction (usually over 90%). For food packaging, this “full hard” state is a game-changer:

• Extreme Rigidity: It provides the structural stiffness required to withstand internal pressure in vacuum-sealed cans.

• Down-gauging Potential: Due to its high strength, you can use thinner sheets to achieve the same structural integrity as thicker, softer tempers, reducing material costs by up to 15-20%.

2. Absolute Barrier Protection

8011-H19 acts as a total shield. It is 100% impermeable to light, oxygen, moisture, and bacteria. This is critical for preventing oxidation and preserving the nutritional value and flavor of food products for up to 24 months.

3. Food-Grade Surface Excellence

Safety is our baseline. Our 8011 sheets undergo a rigorous multi-stage cleaning process:

• Degreasing: We ensure a residual oil level of $< 2mg/m^2$ (Brush Water Grade A).

• Coating Compatibility: The surface tension is optimized for perfect adhesion with food-grade epoxies, BPA-free coatings, and high-speed lithographic printing.

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Technical Data Sheet (TDS)

Feature	Specification	Industry Value
Alloy & Temper	8011 – H19	Peak hardness for lids and ends
Thickness Range	0.015mm – 0.25mm	High-precision tolerance ($\pm 2\mu m$)
Tensile Strength ($R_m$)	$165 – 215 \text{ MPa}$	Ensures structural stability
Yield Strength ($R_{p0.2}$)	$\ge 155 \text{ MPa}$	Resists deformation under pressure
Elongation ($A_{50mm}$)	$1\% – 3\%$	Optimized for shallow drawing & slitting
Surface Tension	$\ge 32 \text{ dyne}$	Guaranteed coating/ink adhesion
Compliance	FDA, EN 602, RoHS, REACH	100% Non-toxic & Food Safe

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Core Advantages: Why Choose Eco-Alum 8011-H19?

🛡️ High-Speed Production Stability

Our sheets feature ultra-low anisotropy, meaning they exhibit minimal “earing” during the stamping process. This consistency reduces scrap rates and extends the lifespan of your expensive carbide dies.

🌿 100% Sustainable & Recyclable

Aluminum is a “permanent material.” By choosing our 8011 sheets, your brand supports the circular economy, meeting global “plastic-free” mandates while maintaining premium packaging quality.

🧪 Superior Corrosion Resistance

Even without coatings, 8011 forms a natural protective oxide layer. When paired with our professional food-grade lacquers, it provides a double-layered defense against acidic foods (like tomatoes) or high-salt contents.

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Application Scenes

[Image: 8011-H19 Aluminum coils being fed into a high-speed EOE (Easy Open End) press]

[Image: Finished 8011 aluminum food cans for tuna and meat products]

Our 8011-H19 is the preferred choice for:

• Easy Open Ends (EOE): For beverage and food cans.

• Twist-off Caps: For glass jars and pharmaceutical bottles.

• Shallow Drawn Cans: Ideal for sardines, pâté, and lunch meats.

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FAQ: Frequently Asked Questions

Q: Is 8011-H19 suitable for deep-drawing (D&I) processes?

A: No. H19 is a full-hard temper with low elongation, making it perfect for lids, ends, and shallow-drawn cans. For deep-drawn can bodies, we recommend our 8011-O (Annealed) or 3003 alloy.

Q: Does the material soften during the coating oven bake?

A: Our 8011-H19 is thermally stable. Standard food-grade coating cycles (approx. 180°C – 200°C for a few minutes) will not significantly impact the mechanical properties of the H19 temper.

Q: What is your Minimum Order Quantity (MOQ)?

A: For custom specifications, the MOQ is typically 5 metric tons. We also keep common gauges in stock for smaller trial runs.

Q: Do you provide third-party testing reports?

A: Absolutely. Every shipment comes with a Mill Test Certificate (MTC). We also provide FDA and SGS reports upon request to verify food-contact safety.