Nitrile Rubber Bonded Cork (ref 2040)
This is a firm rubber cork material suitable for medium bolt pressure with good flexibility and resiliance. The psyical characteristics along with good fuel and oil resistance makes this a highly qualified material for automotive and industrial gaskets (gas meter).
Key Features
- Suitable for medium bolt pressure
- Good flexibility
- Good fuel and oil resistance
Technical Specification
| Material Description |
| Cork granule size (mm) |
0.5/1.0 |
| Colour |
Natural |
| Binder |
Nitrile Rubber |
| Physical Characteristics |
| Density |
0.7-0.85 |
| Hardness Shore A |
65-75 |
| Compressibility, 400 Psi (%) |
20-35 |
| Recovery (%) |
>80 |
Tensile Strength (kg/cm)
-Transversal direction
-Longitudinal direction |
>15
>22.5 |
| Flexibility |
| Original F=5 |
No cracks |
| ASTM No 1 Oil, 70 Hrs at 100c (F16) |
-5 to +10 |
| Oven aged, 70 Hrs at 100c (F16) |
|
| Volume change after Immersion |
| ASTM No 1 Oil 70 Hrs at 100c (%) |
-5 to +10 |
| ASTM No 3 Oil 70 Hrs at 100c (%) |
-5 to + 15 |
| ASTM Fuel A, 22 Hrs at 23c (%) |
-2 to +10 |
| Specification according to |
ASTM F 104-93 F226100, ASTM No P2245-A, DIN 553575 |
| Temperature Range |
-20° to +120° C |
BACK