无可比拟的坚韧、拉伸强度和封口强度。包装外观清晰透明，光亮吸引。收缩率高，是组合包装的理想选择。收缩率高，包装能保持顺滑光亮，不带皱纹和边角非常紧贴。每卷的成品率提高，提升生产线的产能。减少换卷停机的次数减少每卷的处理可减少废料适机性强，可配合各种不同的包装机器可提供一系列不同强度的薄膜，满足不同的包装需要。
Properties | ASTM Test Method | Typical Values | | Gauge | | 52 | 60 | 75 | 100 | 125 | | Yield (sq. in. per pound) | | 56,500 | 50,000 | 40,000 | 30,000 | 24,000 | | Haze (%) | D1003-95 | 2.9 | 3.1 | 3.3 | 3.7 | 4.4 | | Gloss (%) | D2457-90 | 87 | 87 | 87 | 87 | 87 | | Clarity (%) | D1746-92 | 87 | 86 | 85 | 81 | 76 | | Instrumented impact strength (lbs) | D3763-95a | 17.6 | 18.8 | 23.9 | 33.2 | 36.8 | | Coefficient of friction (film-to-film, kinetic) | D1894-95 | 0.22 | 0.22 | 0.22 | 0.23 | 0.23 | | Water vapor transmission rate (gms/100 sq. in./24 hrs.);100%RH,100℉ | F1249-90 | 1.3 | 1.3 | 1.1 | 0.9 | 0.7 | | Oxygen transmission rate (cc/ sq. m/24hrs@73℉,1atm) | D3985-95 | 8,708 | 8,458 | 6,726 | 4,941 | 3,350 | | Tear propagation (gms) LD*/TD** | D1938 | 2.5/3.7 | 3.8/4.9 | 5.3/6.0 | 8.5/9.2 | 12.8/12.7 | | Elongation at break (%) LD*/TD** | D882-95 | 90/59 | 95/30 | 110/135 | 125/140 | 150/145 | | Minimum use temperature | | - 60℉ | | Maximum storage temperature | | 89℉ | | | LD* | TD** | | Tensile strength (psi) | D882-95 | 17,500 | 19,000 | | Modulus of elasticity (psi @ 73℉) | D882-95 | 60,000 | 65,000 | | Free Shrink (%) LD*/TD** | D2732-3 | | | | at 200℉ | | 14 | 20 | | at 220℉ | | 22 | 33 | | at 240℉ | | 57 | 60 | | at 260℉ | | 77 | 77 | | Shrink tension (psi) LD*/TD** | D2838-95 | | | | at 200℉ | | 350 | 500 | | at 220℉ | | 400 | 570 | | at 240℉ | | 440 | 600 | | at 260℉ | | 440 | 535 | | at 280℉ | | 420 | 450 | | *Longitudinal direction | | | | | | | | **Transverse direction | | | | | | |
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