Aluminum foil is an indispensable material in a variety of industries, primarily due to its excellent barrier properties. One notable application is in the production of cigaratte inner liners where protection against moisture is paramount.
Functionality of Aluminum Foil Jumbo Roll
Aluminum foil jumbo rolls serve multiple critical roles in cigarette packaging:
- Moisture Barrier: Aluminum offers a near-perfect barrier to moisture and oxygen, ensuring the product remains fresh for a longer time.
- Light Protection: The foil shields the inner products from UV rays, further stretching the longevity and quality of the cigarettes.
- Aroma Retention: Prevents the escape of delicate tobacco aromas, enhancing the overall user experience.
- Strength and Integrity: Providing high tensile strength, it maintains the structure and integrity of the packaging under various environmental conditions.
Applications
The primary application of aluminum foil jumbo rolls is in the manufacture of cigarette inner liners, where it is used for shrink-wrapping and lining cigarette boxes. Below are some specific applications and benefits:
| Application | Benefits |
|---|---|
| Cigarette Packaging | Extended shelf life and flavor protection |
| Snack Food Packaging | Similar moisture and aroma retention properties |
| Pharmaceutical Products | Safe content exposure and drug preservation |
| Food Industry | Prevents spoilage and reinforces flavor |
Technical Details
When considering aluminum foil for cigarette packaging, various technical specifications ought to be thoroughly analyzed to ensure quality and compliance. Below is a compilation of parameters, implementation standards, and chemical properties.
Parameters and Technical Specifications
| Property | Description |
|---|---|
| Alloy | 1235/8011 (typical alloys for flexible packaging) |
| Thickness | 6 µm to 50 µm |
| Width | Up to 1800 mm |
| Roll Diameter | Up to 760 mm |
| Yield | 1000-6000 meters (depending on thickness) |
| Temper | O (Soft), H18 (Hard) |
| Color | Silver |
Chemical Composition Table
Here's a glance at the standard chemical composition of aluminum used in foil manufacture:
| Element | Composition (%) |
|---|---|
| Aluminum (Al) | 99.0 minimum |
| Iron (Fe) | ≤ 0.40 |
| Silicon (Si) | ≤ 0.20 |
| Copper (Cu) | ≤ 0.05 |
| Mercury (Hg) | ≤ 0.00001 |
Implementation Standards
The manufacturing of aluminum foil jumbo rolls aligns with several globally recognized standards:
| Standard/Specification | Description |
|---|---|
| ISO 13857 | Standards for packaging materials |
| FDA Regulations | Compliance for food-grade packaging |
| European Union (EU) Packaging Directive | Covers physical safety aspects in food product packages |
Alloy Tempering Conditions
Aluminum foil products are typically produced using various tempering methods that enhance their attributes:
| Tempering Type | Description |
|---|---|
| Annealed (O) | Offers the maximum flexibility; suitable for applications needing fine status. |
| Hard Temper (H18) | Increases tensile strength, used for more demanding structural applications. |
