>> P.207
2-199사용상의주의궤도면상대궤도면의표면경도와표면조도의권장치수가표5에,최소유효경화층깊이의권장치수가표6.1및표6.2에나와있습니다.표5궤도면의표면경도와표면조도항목권장치수비고표면경도58~64HRC표면경도가낮을때는정격하중에경도계수(1)를곱합니다.표면조도0.2μmRa이하(0.8μmRy이하)정밀도가높지않은곳에서는0.8μmRa(3.2μmRy)정도도사용할수있습니다.주(1)경도계수는3-5페이지의그림3을참조하십시오.표6.1궤도면의최소유효경화층깊이(RWㆍRWB)단위mm호칭번호최소유효경화층깊이의권장치수RW26RWB140.8RW30RWB161.0RW40RWB241.5RW50RWB322.0RW70RWB482.5RW95RWB643.0표6.2궤도면의최소유효경화층깊이(SRㆍGSN)단위mm호칭번호최소유효경화층깊이의권장치수SR15GSN150.8SR20GSN20SR25GSN251.0SR32GSN32SR40GSN401.5SR50GSN502.0설치면의정밀도설치면의정밀도는표7.1및표7.2의값을권장합니다.표7.1설치면의정밀도(RWㆍRWB)항목권장치수0.02/100이하0.015/100이하0.05/100이하허용기울기량설치기준면허용기울기량설치기준면기준선기준면운동방향표7.2설치면의정밀도(SRㆍGSN)항목권장치수0.02/100이하0.015/100이하0.05/100이하SRㆍGSN의설치면홈가공홈형상으로가공된설치면에SRㆍGSN을설치할때는홈깊이E를궤도대하면에서SRㆍGSN밑부분까지의높이보다깊게하여오일섬프가될정도의틈새를둡니다.(그림2참조)또한SR은상기이외에폭치수W1에대응하는홈폭치수W를틈새피트정도로하고,그틈새와기준면측의홈위치관계를고려해야합니다.그림2설치면의홈형상사용온도사용온도는최고120℃까지,연속으로사용하는경우는100℃까지의온도범위에서사용할수있습니다.온도가100℃를넘을때는IKO에문의하십시오.허용기울기량설치기준면허용기울기량설치기준면기준선기준면운동방향W1WE
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