A polygonal indexable cutting insert (71) has a chip breaker with a backwall (77) arranged in a sinuous path with the portion (89) approaching the corner (83) having a shallower slope than the main portion (85).
申请公布号
EP0332085(A3)
申请公布日期
1990.09.26
申请号
EP19890103792
申请日期
1989.03.03
申请人
GTE VALENITE CORPORATION
发明人
BERNADIC, THOMAS J.;KATBI, KARL A.;LOWE, TONY M.;ZIMMERMAN, CHARLES E.;PATTERSON, JOHN H.;VAL, YEFIM
