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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)

Uses cold temperatures to kill bacteria. Must be kept cold throughout life of product.

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

Barrier

Oxygen Transmission Rate (OTR)

Film Process

Laminate

Regulatory Compliance

Complies with USFDA and EU food contact regulations.

SentryShield 4P Film Diagram
FourMountains Banana Baby Food Pouch
Olive Oil, Edible Oil Pouch
FourMountains Vanilla Protein Shake Pouch
Dessert Toppings Pouch
Fruit and Vegetable Puree Pouch

Performance Data

Performance PropertiesTest ReferenceTypical Value
Tensile StrengthASTM D-882MD: 21,500 g/25mm | TD: 21,400 g/25mm
Elongation at BreakASTM D-882MD: 100% | TD: 90%
Puncture ResistanceASTM D-34205600 g
Oxygen TransmissionASTM F-1927<0.2 cc 100% O2/m2/day
Optical DensityTobias DensitometerN/A
Kinetic COFASTM D-18940.31
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