Order Test Name Result Exam Conditions
1 State
Physical
Properties		 Hardness(HS) 71 170℃×15min
2nd Vulcanization 160℃×4Hr
Tensile Strength(Kg/㎠) 189
Elongation Rate(%) 169
2 Heat
Resistance
Test		 Hardness Change Rate(HS) 6 150℃×168hrs
Tensile Strength Change Rate(Kg/㎠) 16.9%
Elongation Rate Change(%) -7.1%
3 Compression Permanent Shrinkage Rate(%) 24.8% 150℃×168hrs
Production 170℃ * 40min
2nd Vulcanization 160℃×4Hr
4 Oil
Resistance
Test		 Hardness Change Rate(HS) -6 100℃×168hrs
NO2
Specimen Preparation Methods 170℃×15min
2nd Vulcanization 160℃×4Hr
Tensile Strength Change Rate(Kg/㎠) -7.9%
Elongation Rate Change(%) -3.6%
Modulus of Volume Change(%) 11.7%
5 Low Temperature Recovery Test(TR10) -31.3℃