Aluminum Alloy 8011
Dingang
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Dairy products present unique packaging challenges due to their moisture content, acidity, and the presence of live cultures or lactic acids. Our lidding foil features a specialized dual-surface treatment: an external protective lacquer optimized for vibrant rotogravure printing, and an internal heat-seal lacquer formulated to bond perfectly with common container substrates like PP, PS, PE, or PET cups.
A premium user experience requires a delicate balance: the seal must be strong enough to withstand thermal processing and logistics vibrations, yet provide a smooth, consistent "easy-peel" action without tearing. Our heat-seal lacquers are molecularly cross-linked to eliminate seal degradation over time while ensuring a clean release upon opening.
The high ductility of our 8011-O alloy protects individual cups from being pierced during automated boxing and retail transport.
Formulated specifically to match your exact cup material (PP, PS, or PET), guaranteeing tight seals and low failure rates on rapid packaging lines.
Pre-certified to comply with SFDA (Saudi Arabia), SASO, FDA, and EU 10/2011 safety benchmarks, ensuring fast-track clearance for cross-border dairy trade.
Engineered with an ultra-strict ±3% gauge tolerance to eliminate wrinkling, tracking errors, or feed jams on high-speed rotary lidding machines.
Technical Property |
Professional Specification |
Dairy Processing Benefit |
Primary Alloy & Temper |
Aluminum 8011-O |
Excellent dead-fold characteristics. |
Typical Thickness |
0.03mm to 0.05mm (30–50 microns) |
Optimized balance of strength and cost. |
Heat-Seal Strength |
≥ 6.0 N}/15mm (to PP/PS) |
High-burst resistance during transit. |
Coating Structure |
Print Primer / Aluminum Core / Heat-Seal Lacquer |
Ready for high-fidelity branding. |
Compliance Matrix |
SFDA, SASO, FDA, EU 10/2011 |
Fully certified for regional dairy distribution. |
In high-speed dairy packaging lines, a secure seal is the thin line between product freshness and premature spoilage. Structural integrity demands a flawless interface between the container rim and the lidding material. Our Lacquered Aluminum Foil for Yogurt and Dessert Sealing is engineered specifically for high-performance die-cut and roll-fed lidding applications. By combining high-purity 8011-O aluminum alloy with advanced heat-seal lacquer technology, we deliver a substrate that ensures clean-peeling performance, absolute puncture resistance, and seamless compliance with SFDA (Saudi Arabia) food-contact regulations.
As a professional manufacturer since 2002, our production environment mirrors the hygiene demands of the dairy processors we serve:
All food-grade lacquers are applied in clean-room environments to eliminate dust or airborne particulates that could compromise seal continuity.
Every batch undergoes strict testing to verify a completely neutral odor and taste profile, ensuring your premium yogurts, puddings, and creams taste exactly as intended.
Our lacquered lidding foil is the industry standard for a wide range of single-serve and multi-pack food formats:
Ensuring a hermetic seal that prevents moisture loss and maintains delicate textures.
Ideal for butter, margarine, cream cheese, and chocolate hazelnut cups used in food service.
Formulated to withstand sub-zero temperatures without brittle cracking or seal delamination.
Providing a reliable barrier that protects sensitive active cultures from light and oxidation.
What thickness is recommended for standard die-cut yogurt lids?
Most high-speed dairy lines utilize thicknesses between 30 and 40 microns (0.030mm–0.040mm) of 8011-O alloy. This range provides the perfect balance of puncture resistance and clean die-cutting execution.
Is your heat-seal lacquer compatible with both PP and PS plastic cups?
We offer both universal heat-seal lacquers and polymer-specific lacquers. For maximum seal strength, we recommend matching the lacquer formulation to your specific cup material (e.g., PP-compatible lacquer for PP cups).
Can your lidding foil be supplied in pre-cut die discs or rolls?
Yes, we supply both formats. We can provide master rolls for form-fill-seal (FFS) lines, slit coils for inline lidding, or precisely punched die-cut lids ready for magazine feeding.
How do you prevent the foil from tearing unevenly when a consumer peels it?
By pairing our high-purity, evenly annealed 8011-O aluminum with precision-controlled lacquer coating weights, we eliminate the micro-defects that cause uneven tearing, resulting in a smooth, continuous peel.
What makes Dingang a trusted partner for large-scale dairy brands?
Since 2002, we have combined precision metallurgical engineering with food-grade safety protocols, ensuring that our clients receive consistent, defect-free material capable of running on the world's fastest packaging machinery.
Choosing the right Lacquered Aluminum Foil for Yogurt and Dessert Sealing ensures operational efficiency and preserves product freshness. At Dingang, we specialize in high-performance aluminum processing and migration-safe, food-grade lidding solutions.
Dingang Painted aluminum coil is definitely your good choice in the production area.
Our technical team is ready to provide you with a customized Material Data Sheet (MDS) and the regulatory documentation needed to facilitate your regional product registration.
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