높은 제동력을 가짐과 더불어, 제동력의 고온 안정성이 뛰어난 소결 마찰 재료를 제공한다. 본 발명의 소결 마찰 재료는, 질량%로, 7.5% 이상의 Fe, 50% 이상의 Cu, 5~15%의 흑연, 0.3~7%의 이황화(二硫化)몰리브덴 및 0.5~10%의 실리카를 함유하고, Fe/Cu가 0.15~0.40이 되는 화학 조성을 갖는다.

    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.


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    Title :

    SINTERED FRICTION MATERIAL FOR HIGH-SPEED RAIL


    Additional title:

    고속 철도용 소결 마찰재


    Publication date :

    2018-01-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    C22C Legierungen , ALLOYS / B61H Bremsen oder andere Verzögerungseinrichtungen ausgebildet für Schienenfahrzeuge , BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen



    SINTERED FRICTION MATERIAL FOR HIGH-SPEED RAIL

    ISHIMOTO FUMIO / KATSUKI FUTOSHI / ASABE KAZUTAKA et al. | European Patent Office | 2016

    Free access

    Effective Friction Control for Optimization of High Speed Rail Operations

    Eadie, D.T. / Oldknow, K. / Oka, Y. et al. | British Library Conference Proceedings | 2010



    Sintered metal friction materials

    Engineering Index Backfile | 1955


    Development trend of high-speed rail wheel material

    Shui, H.Y. / Zhang, Y.Q. / Yang, C.F. | Tema Archive | 2003