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合成闸瓦比铸铁闸瓦耐磨,而且在高速行驶中制动性能好,因此使用范围越来越广,但是在对车轮踏面造成的缺欠和耐磨性能等方面还存在很多问题。 1.使用情况 日本自1958年由国铁铁道技术研究所与
Synthetic brake shoe is more wear-resistant than cast iron brake shoe, and its braking performance is good at high speed. Therefore, its use scope is wider and wider, but there are still many problems in terms of imperfection and wear resistance of wheel tread. 1. The use of Japan since 1958 by the National Railways Institute of Technology and