8079 Lámina de aluminio flexible O-Temper de 0,014 mm
8079 Lámina de aluminio flexible O-Temper de 0,014 mm
Against the industry trends of lightweight, premiumization, and long-lasting freshness in food packaging, flexible soft packaging has fully replaced traditional rigid packaging to become the mainstream form in the food sector. Market demands on packaging materials have evolved beyond basic sealing, now requiring a comprehensive performance profile featuring high barrier properties, strong flexibility, bajo costo, and compatibility with high-speed production.
I. Descripción general del producto
The shift toward flexible packaging is driven by the need for efficiency and preservation. 8079 O-temper foil stands at the forefront of this transition, offering a solution that balances material science with industrial practicality.
8079 O-Temper 0.014mm Ultra-Thin Food Packaging Aluminum Foil, as the core substrate for high-end flexible packaging, perfectly aligns with the upgrade needs of modern food packaging. Leveraging an optimal material composition, mature rolling processes, and superior comprehensive performance, it is widely used in snacks, condimentos, prepared dishes, café, té, y más, making it the preferred aluminum foil material for high-end food soft packaging.
II. Parámetros principales: Standardized Specifications for All-Scenario Laminating
los 8079 O-temper 0.014mm foil undergoes refined process calibration, ensuring stable performance and precise parameters. Its excellent comprehensive performance is achieved through accurate alloy composition ratios, making it compatible with various laminate structures and automated production equipment.
1. Core Alloy Composition
| Elemento | Content Standard | Performance Role |
|---|---|---|
| Aluminio (Alabama) | ≥98.2% | Ensures base material purity and fundamental barrier performance; meets food-grade safety standards. |
| Hierro (Fe) | 1.0%–1,5% | Enhances foil flexibility and crack resistance; significantly reduces pinhole rates in ultra-thin specifications. |
| Silicio (Y) | 0.15%–0.30% | Optimizes rollability for uniform thickness and adaptation to ultra-thin finishing. |
| Cobre (cobre) | ≤0.05% | Strictly controlled to prevent hardening and maintain O-temper softness. |
| Otras impurezas | ≤0.30% | Strictly controlled total impurities ensure stable performance and no safety hazards. |
2. Basic Product Parameters
- Grado de aleación: 8079 Aleación de aluminio
- Templar: O (Totalmente recocido/suave)
- Espesor estándar: 0.014mm (Double-Zero Ultra-Thin Foil)
- Rango de ancho: 200mm–1600mm (Personalizable)
- Acabado de la superficie: Single-side bright / Luminoso de doble cara (Opcional); clean and flawless.
- Coil Form: Jumbo Rolls for industrial mass production.
- Typical Structures: PET/AL/PE, BOPP/AL/CPP, NY/AL/PE, PET/AL/CPP.
This product offers extensive specifications and strong adaptability. It can be laminated with different films based on requirements for strength, heat sealing, resistencia a la punción, e imprimiendo, fitting most flexible food packaging lines.
III. Core Performance Advantages
1. Propiedades de barrera definitiva
Aluminum foil is one of the best barrier substrates in soft packaging. los 8079 O-temper 0.014mm foil, through refined rolling and annealing, offers barrier properties far exceeding standard foils. It provides high oxygen resistance, high moisture resistance, total opacity, and odor prevention.
- For high-oil foods: Inhibits oxidative rancidity and extends shelf life.
- For aromatics (café, té, nueces): Locks in original aroma, preventing dampness and flavor loss.
- For condiments/sauces: Prevents external odor penetration, ensuring taste stability during long-term storage and cross-border transport.
2. Superior Flexibility & Toughness
The O-temper full annealing process eliminates internal stress from rolling, granting 8079 foil excellent ductility. It solves the industry pain points of brittleness and pinholes common in traditional ultra-thin foils. Compared to standard alloys, it shows no pinhole propagation or crack extension after folding and resists breakage during high-speed winding, bag-making, e imprimiendo.
- Estabilidad: Performs exceptionally on high-speed lines (hundreds of meters per minute), reducing downtime and waste.
- Formabilidad: Adapts to complex forming processes like shaped pouches, stand-up pouches, and vacuum bags.
3. Ultra-Thin Lightweighting
At 0.014mm, this is a mainstream optimized specification. Compared to traditional 0.016mm or 0.018mm foils, it reduces aluminum usage per unit area without degrading performance, directly lowering raw material costs. The lighter packaging weight also improves truck loading capacity and reduces logistics costs.
- Propuesta de valor: “Performance unchanged, consumption reduced, waste minimized.”
4. Strong Lamination Adaptability
Con alta limpieza superficial y tensión de humectación estable., Es adecuado para laminación sin disolventes., laminación seca, e impresión en color de alta velocidad. Presenta una fuerte adherencia., evitando la delaminación o burbujeo. También soporta condiciones especiales como congelación a baja temperatura y autoclave a alta temperatura..
IV. Estructuras laminadas convencionales
En base a su adaptabilidad, 8079 La lámina se puede combinar con varias películas para formar estructuras diferenciadas.:
| Estructura Laminada | Características principales | Escenarios de aplicación |
|---|---|---|
| PET/AL/PE | Alta resistencia mecánica, resistencia a la tracción, barrera estable | Aperitivos, alimentos inflados |
| BOPP/AL/CPP | Excelente termosellado, sellos fuertes | galletas, pasteles, productos horneados |
| NY/AL/PE | Resistente a pinchazos, resistente al desgarro, muy duro | Productos cárnicos al vacío, alimentos cocinados |
| PET/AL/CPP | Efectos de impresión finos, superficie lisa, alta estetica | base de olla caliente, salsas, especias en polvo |
V. Comparación competitiva: 8079 contra. Aleaciones convencionales
En la selección del papel de aluminio para envases de alimentos., 8011 Se utiliza a menudo para envases convencionales., tiempo 8079 se ha convertido en la opción principal para envases de alta gama debido a sus ventajas de rendimiento..
| Artículo de comparación | 8079 | 8011 | 1235 | 8021 |
|---|---|---|---|---|
| Flexibilidad | Excelente (Sin grietas, sin estrés) | Bien (Propenso a microfisuras) | Promedio (Frágil, mala flexión) | Extremo (Súper flexible) |
| Resistencia al plegado | Extremadamente fuerte (Sin frenos a alta velocidad) | Promedio (Mayor pérdida de producción en masa.) | Débil (Se rompe fácilmente cuando es delgado) | Extremadamente fuerte |
| Ultra-Thin Capability | Excelente (Stable at 0.014mm) | Bien (Thickness variation issues) | Promedio (High pinhole rate) | Excelente |
| Control de poros | Ultrabajo, high batch stability | Promedio, batch fluctuation | Higher pinhole count | Mínimo |
| Rendimiento de barrera | Alto (Excellent freshness lock) | Medio (Short-term freshness) | Básico (Affected by pinholes) | Ultra-High |
| Nivel de costo | Mid-to-High (Best Value) | Bajo (Economy) | Bajo (Básico) | Alto (Prima) |
| Solicitud | Mid-High End, High-Speed Mass Prod | Común, Short-Term | Simple, Non-Freshness | Retorta, Especialidad |
Lógica de selección:
- 1235: Low cost-performance; only for simple packaging.
- 8011: Economy choice for short-shelf-life, low-speed production.
- 8021: Top performance but high cost; for retort and specialty.
- 8079: The Optimal Choice. Balances performance and cost perfectly, excelling in ultra-thin processing, folding resistance, and high-speed adaptability.
VI. Core Application Fields
1. Envasado de bocadillos
para patatas fritas, nueces, and dried fruits, the core pain points are moisture absorption, oil oxidation, y pérdida de aroma. 8079 foil provides total isolation from oxygen, humedad, y luz ultravioleta. Its toughness ensures bags resist damage during transport and handling. Paired with PET/AL/PE, it fits high-speed lines, extending shelf life and reducing returns.
2. Café & Tea Packaging
These high-value products require zero permeability. 8079’s ultra-low pinhole rate and high barrier properties lock in volatile aromatics (tea polyphenols, coffee oils) and prevent mold. Its formability allows for premium pouch styles (stand-up, gusseted).
3. Condiment Packaging
base de olla caliente, salsas, and spices are corrosive. 8079’s dense structure resists penetration and prevents leakage. Combined with PET/AL/CPP, it offers excellent printability for high-end branding and robust seals for ambient or refrigerated storage.
4. Envasado de alimentos congelados
In -18°C environments, ordinary foil becomes brittle. 8079 O-temper retains its toughness, resisting cracks and delamination caused by folding or squeezing. It blocks ice crystal formation and freezer burn, ensuring safety through the cold chain.
5. Vacuum Cooked Food Packaging
For vacuum-packed meats with bones or hard edges, 8079 paired with NY/AL/PE offers superior puncture resistance. Its high barrier inhibits bacterial growth, extending the shelf life of ready-to-eat meals safely.
VII. Preguntas más frecuentes
- Q: Is 0.014mm foil easy to break?
- A:No. The O-temper process gives it superior ductility. It withstands high-speed folding and lamination without breaking.
- Q: Cuál es la diferencia entre 8079 y 1235?
- A: 1235 is pure aluminum with average flexibility and higher pinholes (low-end). 8079 is an alloy with optimized Fe/Si content, offering better flexibility, poros inferiores, and suitability for high-speed, high-end applications.
- Q: Is it compatible with high-speed machines?
- A: Sí. The foil features a flat surface and stable tension, ensuring smooth running on high-speed printers and laminators without breakage or delamination.
- Q: What is the pinhole standard?
- A: Produced via precision rolling, pinholes are controlled to an ultra-low industry standard, ensuring total barrier protection.
- Q: Is it food safe?
- A: Sí. Made from food-grade raw materials, it contains no harmful substances and complies with safety standards for direct food contact.
- Q: Can specifications be customized?
- A: Sí. Ancho, coil diameter, and surface finish can be customized to meet specific production needs.
Conclusión
8079 O-Temper 0.014mm Flexible Food Packaging Aluminum Foil is a benchmark substrate balancing high performance with high cost-effectiveness. It enables enterprises to reduce costs and increase efficiency through lightweighting, achieves long-lasting freshness through high barriers, adapts to modern automation through superior flexibility, and covers all scenarios through excellent laminating adaptability.
As the food packaging industry continues to upgrade, this high-performance foil will remain a core material, driving quality improvements and product upgrades across the market.
