| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyamide composition which is superior in mechanical strength, toughness, heat resistance, and dimension stability, and also superior in vibration fatigue resistance, slidability, and low water absorption.SOLUTION: A polyamide composition contains (A) copolymerized polyamide that contains (a) a unit composed of at least one kind of alicyclic dicarboxylic acid, (b) a unit composed of one kind of diamine of 8C or more, and (c) a unit composed of a specific copolymerization component, and (B) fibrous reinforcement material with a number-average fiber diameter of 3-9 μm. |
