TYPICAL PHYSICAL VALUES

PropertiesUnitsMethodRefTypical Values
Thicknessμm

GB/T6672- 2001
19253050
Weightg/m2+/- 1.5%16.521.826.144.0
Yieldm2/kg60.546.038.322.7
Tensile strengthMPa

ASTM D882
MDTD≥120≥220
Elongation atbreak%MDTD≤180≤65
Thermal shrinkage
%
GB/T12027- 2004120°C/ 2 minMDTD≤4.0≤2.0
Heat seal range°C
QB/T2358- 1998
Mattside115 – 145
Sealing strengthN/15mm≥ 3.0
Coefficient ofFrictionASTM D1894I / IO / O≤0.6≤0.5
Wetting tensionmN/mGB/T14216- 2008Metalside≥ 38
OTRcc/m2/dayASTM D3985 (23°C, 0% RH)< 100
WVTRg/m2/dayASTM F1249 (38°C, 90% RH)< 0.8