Compound 5403 Data Sheet
75-duro NBR
| ASTM Method |
Property |
Avg. Value |
Min. Value |
| D412 Method A |
Tensile Strength |
3294 psi |
2792 psi |
|
Ultimate Elongation |
342% |
239% |
|
Stress at Elongation |
|
|
|
- M25 |
233 psi |
|
|
- M50 |
334 psi |
216 psi |
|
- M100 |
634 psi |
316 psi |
|
Strain Energy/ Unit
Volume at 20% elongation |
26 psi |
|
|
Calculated Shear Modulus,
G |
508 psi |
|
|
Calculated Youngs
Modulus, E |
1525 psi |
|
|
E-secant from the initial
slope |
1433 psi |
|
| D624, Die B |
Tear Strength |
275 lbf/inch |
|
| D297, 15 |
Specific Gravity |
1.22 |
|
| |
|
Max Value |
Min Value |
| D2240, Type A |
Durometer Hardness |
78 points |
72 points |
| |
|
|
|
| D395, Test B |
Compression Set |
Avg. Value |
|
|
22 hrs @ 212F |
9% |
|
|
70 hrs @ 212F |
14% |
|
|
336 hrs @ 212F |
|
|
ASTM D865 - Dry Heat Aging:
| Hours Aged |
Change in Tensile |
Change in Elongation |
Change in Durometer |
| 70 hrs @ 212F |
1% |
-10% |
0 points |
| 168 hrs @ 212F |
-10% |
-17% |
4 points |
| 336 hrs @ 212F |
|
|
|
| 1000 hrs @ 212F |
|
|
|
Temperature Properties and Shelf Life:
| ASTM / Other |
Description |
Value |
| D746 |
Brittle Point |
|
| D1329 |
Temp Retraction TR-10 |
|
| |
Glass Transition |
-21F |
| |
Max Operating Temp |
|
| |
Shelf Life (years) |
|
Rev. 9/15/1997
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