PROBLEM TO BE SOLVED: To provide a friction material composition that has a constitution of low environmental hazard with the copper content not exceeding 0.5 mass%, and that yields a friction material effective for automobile fuel consumption improvement by having a good effectiveness characteristic, wear resistance and BTV characteristic, and furthermore by being light-weight; and also to provide a friction material and member using said friction material composition.SOLUTION: Provided is a friction material composition containing a binder, an organic filler, an inorganic filler and a fiber base material, and in which the content of copper as an element does not exceed 0.5 mass%, and in which a ferrous fiber or ferrous powder is contained by 1 to 3 mass% as well as wollastonite is contained by 10 to 30 mass% as the fiber base material.
【課題】 銅含有率が0.5質量%を超えない環境有害性が低い組成で、良好な効き特性、耐摩耗性、BTV特性を有し、さらに軽量であることで自動車の燃費向上に効果的である摩擦材を与える摩擦材組成物を提供する。また、該摩擦材組成物を用いた摩擦材及び摩擦部材を提供する。【解決手段】 結合材、有機充填材、無機充填材、及び繊維基材を含有する摩擦材組成物であり、元素としての銅含有率が0.5質量%を超えず、鉄系繊維又は鉄系粉末を1〜3質量%含有し、かつ、繊維基材としてウォラストナイトを10〜30質量%含有する摩擦材組成物。【選択図】図1
FRICTION MATERIAL COMPOSITION, AND FRICTION MATERIAL AND MEMBER USING THE SAME
摩擦材組成物、摩擦材組成物を用いた摩擦材及び摩擦部材
2015-09-03
Patent
Electronic Resource
Japanese
SAE Technical Papers | 1970
|Tema Archive | 1975
|European Patent Office | 2016
|Cerametallic friction material
Engineering Index Backfile | 1956
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