This product is developed for O rings. Besides the oil resistance, heat resistance and freeze resistance, it has excellent resilience and low compression set. It is an ideal material for sealing ring, oil seal, membrane, pipe, O ring, gasket and so on.
|
Test item |
Method |
FSR-0501 |
FSR-0502 |
FSR-0503 |
Basic performance |
Hardness(shore A) |
ASTM D2240 |
50 |
60 |
60 |
Density(g/cm3) |
ASTM D792 |
1.44 |
1.42 |
1.44 |
Tensile strength(MPa) |
ASTM D412 |
7 |
7 |
10 |
Elongation at break(%) |
ASTM D412 |
250 |
250 |
420 |
Tear strength(MPa) |
ASTM D624 |
12 |
12 |
15 |
22 h @180℃Permanent compression set |
ASTM D395 |
12 |
13 |
15 |
Rebound rate |
GB/T 6670 |
35 |
38 |
29 | |