| 摘要 |
PROBLEM TO BE SOLVED: To provide a seal material for a sliding part, which has excellent permanent extensibility and wear resistance although it is a hydrogenated nitrile rubber system.SOLUTION: A rubber composition for the seal material includes 100 pts.mass of hydrogenated nitrile rubber, 20-60 pts.mass of a fluororesin powder, 25-50 pts.mass of carbon black, and an organic peroxide. |
