Scroll the table horizontally to see all columns.
| Property | Unit | ASTM method listed in source | PET Polyester | LDPE Low-density polyethylene | HDPE High-density polyethylene | BOPP Biaxially oriented polypropylene | PVC Polyvinyl chloride | SEL Cellophane | BON Biaxially oriented nylon | CPP Cast polypropylene | PS Polystyrene |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Specific gravity | — | D 1505 | 1.4 | 0.92 | 0.95 | 0.91 | 1.3 | 1.5 | 1.16 | 0.90 | 1.05 |
| Tensile strength | psi / kgf/mm² | D 882 | 20000–35000 / 14–25 | 1500–4000 / 1–2 | 2400–6100 / 2–4 | 7500–40000 / 5–28 | 1400–10000 / 1–7 | 700–18000 / 5–12 | 32600–35500 / 23–25 | 4500–10000 / 3–7 | 8000–12000 / 5–8 |
| Water vapour transmission | g·mil/m²/day; 24 h, 38 °C, 90% RH | F 1249 | 0.06–0.08 | 0.06–0.097 | 0.02 | 0.016–0.026 | 0.32–1.0 | 0.026–8.5 | 0.66–0.71 | 0.045 | 0.45–0.65 |
| Elongation | % | D 882 | 60–165 | 100–700 | 10–650 | 35–475 | 100–500 | 10–50 | 100–120 | 550–1000 | 3–40 |
| Gas permeability: O₂ | cm³·mil/m²/day; 24 h, 25 °C, 0% RH | D 3985 | 0.2–0.4 | 32 | 12 | 10 | 0.13–2.6 | 0.03–0.05 | 0.08–0.09 | 9.7–15.5 | 16–23 |
| Gas permeability: N₂ | cm³·mil/m²/day; 24 h, 25 °C, 0% RH | D 3985 | 0.05–0.07 | 12 | 2.7 | 1.3 | — | 0.01–0.1 | — | 2.6–3.1 | — |
| Resistance to organic solvents | — | D 543 | Good | Fair | Good | Good | Poor | Good | Good | Good | Fair |
| Heat-sealing temperature range | °F / °C | — | 425–450 / 218–232 | 250–400 / 121–204 | 275–400 / 135–204 | 167 / 75 | 290–450 / 143–232 | 180–350 / 82–176 | — | 195–285 / 90–140 | 250–350 / 121–176 |
| Resistance to strong alkalis | — | D 543 | Poor | Good | Good | Good | Good | Poor | Fair | Good | Good |
| Electrical resistivity | Ω·cm | D 257 | 10¹⁸ | 10¹⁶ | 10¹⁶ | 10¹⁸ | 10¹¹–10¹⁴ | 10¹¹ | — | 10¹⁸ | 10⁷–10¹⁶ |
| Resistance to grease and oils | — | D 722 | Good | Poor | Good | Good | Fair | Good | Good | Good | Fair |
| Yield | in²/(lb·mil) / m²/kg (25 µm) | — | 20038 / 28.5 | 30584 / 43.5 | 29600 / 42.1 | 30935 / 44.0 | 21584 / 30.7 | 18772 / 26.7 | 24186 / 34.4 | 31216 / 44.4 | 26787 / 38.1 |
| Resistance to strong acids | — | D 543 | Good | Good | Good | Good | Good | Poor | Poor | Good | Good |
—: No value specified in the reference table.
Test conditions and ASTM numbers are reproduced from the reference table and do not identify the current standard editions. Single-film data does not directly represent the performance of a multilayer laminate.
Usage notes
These values are technical references. Film grade, orientation, thickness, coating and test conditions affect the result. Use the current product technical data sheet for final selection.