RESINOUS PULLEY AND RESIN COMPOSITION

摘要

A resinous pulley which has excellent wearing resistance especially in a dusty environment, etc., has excellent thermal shock resistance, and is inhibited from attacking on belts. Also provided is a resin composition which comprises 35-55 mass% phenolic resin, at least 1 mass% acrylonitrile-butadiene rubber, 10-25 mass% inorganic fibers, and 3-15 mass% inorganic powder and further contains a polyester acrylate added thereto. The resinous pulley is one formed from the resin composition.