abstract |
Disclosed is a rubber composition containing 5-120 parts by weight of a flake graphite, which has an average aspect ratio of 3-80 and an average particle size of 2-80 μm, per 100 parts by weight of a diene rubber component. This rubber composition is improved in all of breaking strength, low heat generation property, run flat durability and low fuel consumption property. Also disclosed is a run flat tire using such a rubber composition. |