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[ 드릴절삭조건 ]                                                                                          9

 피삭재       탄소강                   합금강        특수강, 조절강          주철                 알루미늄주물                   > Technical Data
        (S45C, S50C)      (SCN, SNC, SNCM)      (SKD11)       (FC25)             (AC4A, ADC)
절삭조건                                                                                                추천절삭조건표
          절삭속도              절삭속도              절삭속도              절삭속도             절삭속도
직경(Ø)   22-30mm/min       20-25mm/min       8-12mm/min        32-40mm/min        63-100min

    1   회전수    이송         회전수    이송         회전수    이송         회전수     이송         회전수     이송
    2
    3   (rpm) (mm/rev)    (rpm) (mm/rev)    (rpm) (mm/rev)    (rpm) (mm/rev)     (rpm) (mm/rev)
    4
    5   8,000  0.03-0.05  7,000  0.03-0.05  3,200  0.03-0.05  11,500  0.04-0.06  20,000  0.06-0.09
    6   4,000  0.06-0.09  3,500  0.06-0.09  1,600  0.06-0.09   5,700  0.08-0.11  10,000  0.12-0.18
    8   2,800  0.10-0.13  2,400  0.10-0.13  1,060  0.10-0.13   3,850  0.11-0.16  10,000  0.20-0.28
    10  2,100  0.11-0.15  1,800  0.11-0.15         0.11-0.15   2,900  0.13-0.19   7,500  0.24-0.34
    12  1,600  0.12-0.18  1,400  0.12-0.18    800  0.12-0.18   2,260  0.16-0.22   6,300  0.28-0.40
    13  1,320  0.13-0.19  1,180  0.13-0.19    630  0.13-0.19   1,900  0.19-0.26   5,000  0.34-0.48
    14  1,000  0.17-0.24         0.17-0.24    530  0.17-0.24   1,400  0.21-0.30   4,000  0.38-0.53
    16         0.20-0.28    900  0.20-0.28    400  0.20-0.28   1,120  0.25-0.36   3,150  0.45-0.63
    18    800  0.24-0.34    710  0.24-0.34    320  0.24-0.34          0.30-0.42   2,650  0.53-0.75
    20    670  0.26-0.36    600  0.26-0.36    270  0.26-0.36     950  0.33-0.44   2,400  0.56-0.79
    22    610  0.28-0.39    540  0.28-0.39    240  0.28-0.39     880  0.31-0.42   2,250  0.57-0.81
    24    570  0.30-0.43    500  0.30-0.43    230  0.30-0.43     820  0.34-0.46   1,950  0.61-0.85
    26    500  0.34-0.49    440  0.34-0.49    200  0.34-0.49     720  0.36-0.50   1,750  0.63-0.90
    28    440  0.36-0.50    390  0.36-0.50    180  0.36-0.50     640  0.40-0.56   1,550  0.68-0.98
    30    400  0.40-0.55    350  0.40-0.55    160  0.40-0.55     570  0.42-0.59   1,400  0.73-1,06
    32    360  0.41-0.60    320  0.41-0.60    150  0.41-0.60     520  0.46-0.65   1,300  0.77-1.13
          330  0.42-0.65    290  0.42-0.65    135  0.42-0.65     480  0.47-0.68   1,200  0.81-1.20
          310  0.45-0.70    270  0.45-0.70    120  0.45-0.70     440  0.50-0.73   1,100  0.84-1.26
          290  0.48-0.75    250  0.48-0.75    110  0.48-0.75     410  0.54-0.78   1,000  0.87-1.32
          270  0.51-0.80    230  0.51-0.80    105  0.51-0.80     380  0.58-0.83          0.90-1.38
          250               220               100                360                950

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