发明公开
EP3173653A1 FRICTION MATERIAL 审中-公开
摩擦材料

FRICTION MATERIAL
摘要:
[OBJECT]
The present invention provides a friction material used for a disc brake pad, which is able to secure the braking effectiveness and the wear resistance under the high speed and high load braking conditions while satisfying laws and regulations relating to the required amount of the content of the copper component.
[MEANSTO SOLVE THE PROBLEM]
A friction material used for a disc brake pad, which is manufactured by forming a non-asbestos organic friction material composition, in which the friction material composition contains 1-15 weight % of ferrous sulfide (FeS) particles relative to the total amount of the friction material composition as a lubricant, and the total amount of the copper component involved in the friction material composition is less than 5 weight % relative to the total amount of the friction material composition. Furthermore, it is preferable to contain 0.3 - 5 weight % of flaky graphite particles with 1 - 100µm of average particle diameter or the aggregates thereof relative to the total amount of the friction material composition.
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