Sintered friction material for high-speed railway
AssigneeNippon Steel & Sumitomo Metal Corporation
InventorsFumio Ishimoto, Futoshi Katsuki, Kazutaka Asabe, Osamu Kanda
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Abstract
Provided is a sintered friction material exhibiting high braking power, and being excellent in stability of braking power at a high temperature. The sintered friction material of the present invention includes a chemical composition containing: by mass %, Fe of 7.5% or more, Cu of 50% or more, graphite of 5 to 15%, molybdenum disulfide of 0.3 to 7%, and silica of 0.5 to 10%, wherein Fe/Cu is 0.15 to 0.40.
Claims16
A sintered friction material for a high-speed railway containing, by mass %, Fe of 7.5% or more, Cu of 50% or more, graphite of 5 to 15%, molybdenum disulfide of 0.3 to 7%, and silica of 0.5 to 10%, wherein Fe/Cu is 0.15 to 0.40.
Dependencies are inferred from the claim text.