MIL-PRF-131K Type I Class I
NSN 8135-00-282-0565 (Rolls of material)
Structure: OPP/PE/Foil/PE
Meets all of the requirements of MIL-PRF-131K Type I Class 1. Intended for applications requiring a flexible, heat-sealable barrier material with low MVTR. FR-2175 can be fabricated into pouches and used for protection of extremely critical items and materials. DMF#14943
Physical Properties
Property | Typical Value | Unit of Measure | Test Method |
| Caliper | 5 | mils | |
| Tensile (MD) | 34 | lbs at break | ASTM D-882 |
| Tensile (CD) | 29 | lbs at break | ASTM D-882 |
| Tear (MD) | 64 | grams | ASTM 689 |
| Tear (XMD) | 64 | grams | ASTM 689 |
| MVTR | 0.0006 | g/100sq in/24hrs | Mocon |
| O2TR | 0.0006 | g/100sq in/24hrs | Mocon |
| Puncture | 15 | lbs | FED TM2065 |
| Seal Strength375 °F: 26 psi: 1 sec | 10 | lbs/in | ASTM D-882 |
| Yield | 5400 | sq in/lb |
Standard Sizes: 36″x 200 ly, 48″x 200 ly
Disclaimer:
The data presented refers to typical values only and should serve only as a guide and does not encompass normal variability, or constitute any warranty. We urge purchasers to conduct tests for suitability in their specific end use.