Compound 5488 Data Sheet
80-duro NBR
| ASTM Method |
Property |
Avg. Value |
Min. Value |
| D412 Method A |
Tensile Strength |
3048 psi |
2000 psi |
|
Ultimate Elongation |
172% |
150% |
|
Stress at Elongation |
|
|
|
- M25 |
|
|
|
- M50 |
784 psi |
600 psi |
|
- M100 |
1814 psi |
1500 psi |
|
Strain Energy/ Unit
Volume at 20% elongation |
39 psi |
|
|
Calculated Shear Modulus,
G |
|
|
|
Calculated Youngs
Modulus, E |
|
|
|
E-secant from the initial
slope |
|
|
| D624, Die B |
Tear Strength |
|
|
| D297, 15 |
Specific Gravity |
|
|
| |
|
Max Value |
Min Value |
| D2240, Type A |
Durometer Hardness |
85 points |
75 points |
| |
|
|
|
| D395, Test B |
Compression Set |
Avg. Value |
|
|
22 hrs @ 212F |
4% |
|
|
70 hrs @ 212F |
9% |
|
|
336 hrs @ 212F |
|
|
ASTM D865 - Dry Heat Aging:
| Hours Aged |
Change in Tensile |
Change in Elongation |
Change in Durometer |
| 70 hrs @ 212F |
0.2% |
10% |
5 points |
| 168 hrs @ 212F |
|
|
|
| 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 |
|
| |
Max Operating Temp |
|
| |
Shelf Life (years) |
10 |
Rev. 9/15/1997
RETURN
Premium Quality Seals...
For a Cleaner, Safer, More Reliable World.TM
