Products Description
Grade
100% CR
70% CR
50% CR
30% CR
15% CR
SBR
Elongation Rate(%)
500↑
450↑
350↑
300↑
250↑
150↑
Tensile strength(kg/cm2)
10↑
6.5↑
6↑
5.5↑
5↑
5↑
Tearing strength(kg/cm)
3↑
2.5↑
2↑
2↑
1.5↑
1.5↑
Hardness(Type C)
9~11
5~7
5~7
5~7
5~7
10~13
Hardness(Shore 000)
72~77
65~69
65~69
65~69
65~69
73~79
Density(g/cm3)
0.3+/-0.02
0.23+/-0.02
0.2+/-0.02
0.2+/-0.02
0.2+/-0.02
0.22+/-0.02
Water absorption by weight(%)
2↓
2↓
3↓
3↓
3↓
3↓
Shrinkage(70C, 22hrs)%
3↓
3↓
3↓
3↓
3↓
3↓
Compression set%(22hrs, 25C)
15↓
15↓
20↓
25↓
25↓
25↓
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