PURPOSE OF RUBBER COMPOUND 7-NO-68-1
Rubber compound 7-NO-68-1 is used for the production of molded and non-molded rubber technical products that operate in environments such as gasoline, petroleum fuels, and industrial oils within a temperature range from -55 to +100°C.
RUBBER COMPOUND 7-NO-68-1, CHARACTERISTICS AND PROPERTIES
| Rubber Characteristics NO-68-1 | Unit | Value |
| Tensile Strength | MPa | not less than 8.8 |
| Elongation at Break | % | not less than 250 |
| Hardness Shore A | Shore A units | 55 - 70 |
| Operating Temperature Range | °C | -55 ... +100 |
| Residual Compression Set in Air at 20% Compression, 70°C for 24 hours, not more than | 60 | - |
| Residual Compression Set in Air at 20% Compression, 100°C for 24 hours, %, not more than | 65 | - |
| Change in Elongation in Air at 100°C for 24 hours, % | % | From -30 to 0 |
| Brittleness Temperature, °C, not higher than | -50 | - |
| Coefficient of Frost Resistance by Elastic Recovery After Compression at -50°C, not less than | 0.18 | - |
| Mass Change in SJR-1 at 100°C for 24 hours | -9 to 0 (gain) | - |
| Mass Change in SJR-3 at 100°C for 24 hours | 0-40 (gain) | - |
| Bond Strength with Metal Through "Chemisil", MPa, not less than | 2.45 | - |
The price of rubber compound 7-NO-68-1 - upon request
