SentryShield 4P
SentryShield™ 4P is a four-layer, foil-based adhesive laminate that is designed for form-fill-seal pouch applications requiring barrier against oxygen.
- Aseptic-capable
- Ideal for pouches size 6oz and over
- Good for light-sensitive products
Product Specifications
Known Process Applications
Hot-Fill
Fills heated, commercially-sterile product in non-sterile packaging. Can reduce product taste and texture.
Clean Fill (Ambient)
Occurs when a product is filled into a package with no additional sterilization treatment.
Ultra-Clean (ESL)
Uses UV, laminar flow, and/or hydrogen peroxide to achieve high sterility levels for short shelf-life products.
Aseptic
Fills commercially-sterilized products into pre-sterilized packaging. Products can be held unopened without refrigeration.
Gauge
4.9 mils
Print-Capable
Yes - Reverse Print
Film Process
Laminate
Regulatory Compliance
Complies with USFDA and EU food contact regulations.
Performance Data
| Performance Properties | Test Reference | Typical Value |
|---|---|---|
| Tensile Strength | ASTM D-882 | MD: 21,500 g/25mm | TD: 21,400 g/25mm |
| Elongation at Break | ASTM D-882 | MD: 100% | TD: 90% |
| Puncture Resistance | ASTM D-3420 | 5600 g |
| Oxygen Transmission | ASTM F-1927 | <0.2 cc 100% O2/m2/day |
| Optical Density | Tobias Densitometer | N/A |
| Kinetic COF | ASTM D-1894 | 0.31 |
