Magnetic suspension train brake pad material and preparation method

• Main Authors: XIA GUANGMING, GAO SHANGKANG, ZHOU JIANQIAO, CHU ZHIQIANG, YAN SHUQUN, FU QINGXIANG, QIN SONG, ZHONG YUQUAN, LIU DONGHUA, MIN XIAOBING, LIANG XIAO
• Format: Patent
• Language: Chinese; English
• Published: 29.03.2019
• Subjects: ALLOYS; CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; METALLURGY; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The invention provides a magnetic suspension train brake pad material. The magnetic suspension train brake pad material comprises pre-alloyed powder, MoS2 powder, Mo2O3 powder, Cr powder, SiO2 powderand scale-shaped graphite, wherein the pre-alloyed powder is any two combination of Fe-Al powder, Fe-Cu powder and Cu-Al powder; the invention further provides a preparation method of the magnetic suspension train brake pad material. According to the material and the method, the magnetic suspension train brake pad material comprehensively utilizes the advantages of the Fe, the Al and the Cu, the problem that the cost of the brake pad for the magnetic suspension train in the prior art is high is solved, the prepared brake pad material has the advantages of being stable in friction coefficient and good in wear resistance, and safe braking of a magnetic levitation train can be ensured. 本发明提供了种磁悬浮列车刹车片材料，原料包含预合金粉、MoS粉、MoO粉、Cr粉、SiO粉和鳞状石墨，所述预合金粉为Fe-Al粉、Fe-Cu粉和Cu-Al粉中任意两种的组合。本发明还提供了上述磁悬浮列车刹车片材料的制备方法。本发明的磁悬浮列车刹车片材料，综合利用了F