Heat shrink wrap film is widely used in the packaging industries of food, beverage, cosmetics, pharmaceuticals, and medical devices.
TEST ITEM | UNIT | ASTM TEST METHOD | TYPICALVALUES | |||||||
GAUGE | 11um | 15um | 19um | |||||||
TENSILE | ||||||||||
Tensile Strength(MD) | N/mm² | D882 | 135 | 135 | 140 | |||||
TensileStrength (TD) | 135 | 130 | 135 | |||||||
Elongation(MD) | % | 130 | 130 | 135 | ||||||
Elongation(TD) | 120 | 120 | 125 | |||||||
TEAR | ||||||||||
MDat 400gm | gf | D1922 | 7.5 | 11.0 | 14.5 | |||||
TDat 400gm | 8.5 | 11.5 | 15.5 | |||||||
SEALSTRENGTH | ||||||||||
MD\HotWire Seal | N/mm | F88 | 0.90 | 1.05 | 1.25 | |||||
TD\HotWire Seal | 0.95 | 1.15 | 1.35 | |||||||
COF(Film To Film) | - | |||||||||
Static | D1894 | 0.31 | 0.29 | 0.27 | ||||||
Dynamic | 0.3 | 0.29 | 0.28 | |||||||
OPTICS | ||||||||||
Haze | D1003 | 3.9 | 4.8 | 5..4 | ||||||
Clarity | D1746 | 95.5 | 94.5 | 93.5 | ||||||
Gloss@ 45Deg | D2457 | 81.5 | 79.0 | 77.0 | ||||||
Antifog arrival time at5℃ | 2hours | |||||||||
AntifogEffect | Completetransparent, no visible water 清晰透明无明显水珠 | |||||||||
BARRIER | ||||||||||
OxygenTransmission Rate | cc/㎡/day | D3985 | 9900 | 8600 | 6200 | |||||
Water Vapor Transmission Rate | gm/㎡/day | F1249 | 30.7 | 27.3 | 19.5 | |||||
SHRINKAGE PROPERTIES | MD | TD | ||||||||
Free Shrinkage | 100℃ | % | D2732 | 20 | 30 | |||||
110℃ | 38 | 45 | ||||||||
120℃ | 62 | 64 | ||||||||
130℃ | 81 | 78 | ||||||||
MD | TD | |||||||||
Shrink Tension | 100℃ | Mpa | D2838 | 2.15 | 2.50 | |||||
110℃ | 2.80 | 3.90 | ||||||||
120℃ | 3.30 | 4.15 | ||||||||
130℃ | 3.10 | 3.85 |