Order Test Name Result Exam Conditions
1 State
Physical
Properties
Hardness(HS) 51 170℃×10min
Tensile Strength(Kg/㎠) 105
Elongation Rate(%) 598
2 Heat
Resistance
Test
Hardness Change Rate(HS) 4 100℃×70hrs
Tensile Strength Change Rate(Kg/㎠) 2.9%
Elongation Rate Change(%) -24%
3 Compression Permanent Shrinkage Rate(%) 9.7% 70℃×22hrs
Specimen Preparation Methods 170℃×40min
4 Low Temperature Brittleness NO CRACK -40℃
Requested by Korea Shoe and Leather Research Institute