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Applications //
It is ideal for electric motors, fuel & oil pumps, grease retainers, small engine service, transformers. It is also good for carburetors, gasoline pumps, hydraulic systems. It is very good as an dielectric strength and for dry heat. Resists to : gasoline, diesel, hydro-carbons aromatic, aliphatic ethyl alcohol, Hydro-carbons methyl alcohol, ethylene glycol.
Technical Data //
| |
| PHYSICAL PROPERTIES |
|
|
| Polymer |
NBR/nitrile |
|
| Color |
Black |
|
| ASTM D 2240 |
Durometer Shore A (pts) |
60 - 80 |
| ASTM F 1315 |
Density (lbs/ft³)
Specific Gravity
|
40 – 55
0.640 – 0.880
|
| ASTM F 152 |
Tensile Strength (psi) |
250 min. |
| ASTM F 36 |
Compressibility (400 psi), (%) |
25 - 40 |
| ASTM F 36 |
Recovery, (%) |
80% min. |
| ASTM F 147 |
Flexibility, initial (F=5) |
No cracks |
| |
| IMMERSIONS |
|
|
| ASTM Test Method |
Property |
Value |
| ASTM F 147 |
Flexibility, oven aged, 70 hrs. 100°C (F=16)Flexibility, ASTM #1, 70 hrs. 100°C (F=16) |
No cracks
No cracks
|
| ASTM F 146 |
Volume change, ASTM #1, 70 hrs. 100°C (%)Volume change, IRM 903, 70 hrs. 100°C (%)Volume change, Fuel A, 22 hrs. RT (%) |
-5 to +10
-2 to +15
-2 to +10
|
| ASTM F 146 |
Thickness change, ASTM#1, 70 hrs. 100°C (%)
Thickness change, IRM 903, 70 hrs. 100°C (%)
Thickness change, Fuel A, 22 hrs. RT (%)
Oven aged, 24 hrs. 100°C (%)
Thickness change, Fuel B, 22 hrs. RT (%)
Oven aged, 24 hrs. 100°C (%) |
-5 to +10
0 to +15
0 to +10
-5 to +5
0 to +15
-5 to +5
|
| ASTM D 395 |
Compression set, Method A, 22 hrs., 70°C (%) |
40 max. |
|
