Page 227 - Threading_Handbook
P. 227

Cutting                                Cutting Diameter
          Material Speed (SFM)                                Feed (in/Tooth)
             No.      IC908     3/32    1/8   5/32    1/4   5/16   3/8    1/2    5/8    3/4    1.0   1.25
              1      330-820    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
              2      260-690    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083                        THREAD MILLING
              3      210-560
              4      360-590    .0008 .0012 .0012 .0020 .0024 .0028 .0031 .0039 .0047 .0059 .0071
              5      310-520    .0008 .0012 .0012 .0020 .0025 .0028 .0031 .0039 .0047 .0059 .0071
              6      300-520    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
              7      210-660    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
              8      230-690    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
              9      310-520    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
             10      430-560    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
             11      250-330    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
             12      360-560    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
             13      230-510    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
             14      280-330    .0008 .0008 .0012 .0012 .0016 .0020 .0020 .0028 .0031 .0039 .0043
             15      230-490    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             16      360-460    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             17      390-520    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             18      250-520    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             19      390-520    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             20      360-460    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             21      520-980    .0012 .0016 .0016 .0024 .0028 .0031 .0035 .0047 .0059 .0071 .0083
             22
             23
             24
             25
             26
             27
             28
             29      330-460    .0020 .0024   0028   0035   .0039 .0043 .0047 .0059 .0071 .0087 .0110
             30
             31
             32
             33       70-260    .0008 .0008 .0008 .0012 .0012 .0012 .0012 .0016 .0016 .0020 .0020
             34
             35
             36
             37       70-260    .0008 .0008 .0008 .0012 .0012 .0012 .0012 .0016 .0016 .0020 .0020
             38      180-210
             39      150-180
             40      300-340
             41      180-210
          * For cutters with long cutting flute, reduce feed rate by 40%.

















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