Heat Seal Coated Foils are manufactured by Wahren These foils are produced from high-quality aluminium foil coated with specialized heat-sealable lacquer, designed to provide strong and reliable sealing with various packaging substrates.
The heat seal coating ensures excellent adhesion to materials such as PVC, PVDC, PET, PE, PP, and other polymer-based films, making the foil suitable for a wide range of pharmaceutical and packaging applications. The foil offers superior barrier protection against moisture, oxygen, light, and contamination, ensuring product safety and extended shelf life.
Heat Seal Coated Foils are widely used in pharmaceutical and flexible packaging applications where reliable sealing and high barrier protection are required.
Typical applications include:
Pharmaceutical blister packaging
Strip packaging for tablets and capsules
Sachet and pouch packaging
Medical device packaging
Food and nutraceutical packaging
| Sr. No. | Test Parameters | Unit | Standard Specification |
|---|---|---|---|
| 1 | Aluminium Foil Thickness | Micron | 20 ± 10% |
| 2 | Aluminium Foil GSM | g/m² | 54 – 60 |
| 3 | Heat Seal Coating | g/m² | 5 – 8 |
| 4 | Surface Finish | — | Plain / Printed (as required) |
| 5 | Seal Strength | N / 15 mm | ≥ 6 |
| 6 | Pin Holes | No./m² | NIL |
| 7 | Barrier Properties | — | Excellent Moisture & Oxygen Barrier |
| 8 | Residual Solvent | mg/m² | As per pharmaceutical standards |
| 9 | Reel Width | mm | As per customer requirement |
| 10 | Core ID | mm | 76 ± 1 mm |
| 11 | Packaging | — | Rolls wrapped with protective film and packed in corrugated boxes |
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