Quad Foil is manufactured by Wahren. This advanced four-layer laminated packaging material is specially designed to provide superior barrier protection and enhanced durability for pharmaceutical and high-sensitivity packaging applications.
The quad laminate structure typically combines materials such as PET / Aluminium Foil / Polyamide (Nylon) / PE or LDPE, creating a robust packaging solution that offers exceptional resistance to moisture, oxygen, light, and external contamination. The multilayer configuration ensures excellent mechanical strength, sealing performance, and product protection.
Quad Foil is widely used where maximum barrier performance and product safety are essential, particularly for pharmaceutical products requiring extended shelf life.
Quad Foil is primarily used in pharmaceutical flexible packaging where high barrier protection and strong laminate performance are required.
Typical applications include:
Pharmaceutical sachet and strip packaging
Packaging of powders and granules
Medical and healthcare product packaging
Nutraceutical packaging
Moisture-sensitive pharmaceutical formulations
| Sr. No. | Test Parameters | Unit | Standard Specification |
|---|---|---|---|
| 1 | PET Layer Thickness | Micron | 12 – 23 |
| 2 | Aluminium Foil Thickness | Micron | 9 – 20 |
| 3 | Polyamide (Nylon) Layer Thickness | Micron | 15 – 25 |
| 4 | PE / LDPE Layer Thickness | Micron | 35 – 70 |
| 5 | Total Laminate Thickness | Micron | As per structure |
| 6 | Bond Strength | N / 15 mm | ≥ 2.0 |
| 7 | Seal Strength | N / 15 mm | ≥ 6 |
| 8 | OTR (Oxygen Transmission Rate) | cc/m²/day | Very Low |
| 9 | WVTR / MVTR | g/m²/day | Very Low |
| 10 | Ink Adhesion (For Printed Laminates) | — | Should Pass Tape Test |
| 11 | Reel Width | mm | As per customer requirement |
| 12 | Core ID | mm | 76 ± 1 mm |
| 13 | Packaging | — | Rolls wrapped with protective film and packed in corrugated boxes |
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