??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????(???30m/min????100m/min)??????????(?????3~13cm3/min)???????????????????????????????????(1)??????(2)???????(3)?????????????????????????????????????????????
??
?????????????????????
??
??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
??
??1998???????E.Kuljanic??φ32mm?PCD??????????TC4??????????????????????????????????(1)?????????????(2)??????????????(3)???????????108min????????????????????T?381min????????????????????PCD???????TiC????????????(4)??????????????????????????Ra=0.9μm????Ra=3.8μm????Ra=1.4μm?????????????????????????????[1]?
??
??2000??????Z.A.Zoya???PCBN??????α+β?????????(?Al4.5??Mn4.5?)??????????????(1)?????700????????????700????????????(2)?????v=220m/min??PCBN?????????????????v=185m/min???????????????????????PCBN???????????185~220m/min[2]?
??
??2001??????FarhadNabhani???PCBN?PCD????????????????TA48(????%)?Al?5?Mo?4?Sn?2~2.5?Si?6~7?Fe?2max?H?0.015?O?0.25?N?0.05?Ti??????????????????????????v=75m/min?f=0.25mm/r?ap=1mm?????????????????????????????????????????????????????PCBN??????????????PCD?????????????PCBN?????????????????????????PCD??????????????????????????PCD?????????????????[3]?
??
??2003????Corduan?????PCD?PCBN?TiB2??????????????????TC4???????????????????3??????????v=120m/min?f=0.1mm/r?ap=1mm????PCBN???????????????????v=250m/min?f=0.15mm/r?ap=0.94mm????PCD????????????????PCBN??????v=100m/min?f=0.15mm/r?ap=0.9mm??????????????????????????
??
?????????????????????????????????????????PCD????????????PCBN???CBN???HBN??????????????????????????????????????????????????HBN??
??
????????????TC4???????????????????????????????????????????????????????????[4]?
??
??2005?,????????????????A.RahmathZareena??BCBN?PCBN?PCD3??????????TC4???????????????????????????PCBN??????????????,????????????????????????????PCD??????????????????????C???Co????????????????????BCBN??????????????????Co???????????????????????BCBN?????????????????????????????????????????????????????????????????[5-6]?
??
??2007??????A.K.MNurulAmin??φ32mm????WC-Co?PCD???????????????????????????????????????????(1)???????(VB?0.3mm)??PCD?????????WC-Co?????????????????????WC-Co?v=40m/min???????????????PCD???v=120m/min?????????????PCD?????????WC-Co???2????(2)????????????????????????40m/min???PCD??????????120m/min?????????????????????(3)PCD??????????????????????????PCD???????????????PCD????????160m/min??????????????120m/min????????????(4)???????????????????????????????40~80m/min?PCD??????????120~160m/min[8]?