绝缘支架用纤维增强不饱和树脂复合材料老化性能评估  

Aging Performance Evaluation of Fiber Reinforced Unsaturated Resin Composites for Insulation Support

作　　者：徐阳 赵金凤 邢甲第 周琳 徐建坦 巩建绘 XU Yang;ZHAO Jinfeng;XING Jiadi;ZHOU Lin;XU Jiantan;GONG Jianhui

机构地区：[1]中铁高铁电气装备股份有限公司 [2]青岛斯坦德检测股份有限公司

出　　处：《电气化铁道》2021年第1期71-74,共4页Electric Railway

摘　　要：本文以接触轨绝缘支架用纤维增强不饱和树脂模塑料(SMC)为研究对象,采用热重点斜法对材料在湿、热、紫外环境下的使用寿命进行评估,探究表面涂层对材料老化性能的影响。In this paper,fiber-reinforced unsaturated resin molding compound(SMC)used for contact rail insulation bracket is taken as the research object,and the service life of the material in wet,hot and ultraviolet environment is evaluated by using the thermal stress gradient method,so as to explore the influence of surface coating on the aging performance of the material.

关 键 词：绝缘支架 SMC 寿命 老化 表面涂层 

分 类 号：U231.8[交通运输工程—道路与铁道工程]