RESINOUS PULLEY AND RESIN COMPOSITION

摘要

A resin pulley is provided in which, inparticular, abrasion resistance in a dusty atmosphere and thermal shock resistance are superior and belt attacking property is suppressed. A resin composition including 35 to 55 mass % of a phenolic resin as a base resin, 1 mass % or more of an acrylonitrile butadiene rubber, 10 to 25 mass % of an inorganic fiber and 3 to 15 mass % of an inorganic powder, and further comprising a polyester acrylate, and a resin pulley formed with the use of the resin composition.