| abstract |
The present invention relates to a V-ribbed belt in which a friction transmission surface of a compression rubber layer is coated with a knitted fabric, wherein the compression rubber layer is formed from a cured product of a rubber composition containing an ethylene-alpha-olefin elastomer and carbon black, the carbon black contains soft carbon having a primary particle diameter of 40nm or more and hard carbon having a primary particle diameter of less than 40nm, and the particle number ratio of the soft carbon to the hard carbon is 3/97 to 25/75. |