Page 232 - YG 2019
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STRAIGHT                                                                                                              STRAIGHT
                              SHANK DRILLS                   RECOMMENDED CUTTING CONDITIONS                                                         SHANK DRILLS                    RECOMMENDED CUTTING CONDITIONS


                                                                                                                                     HSSCo5, STRAIGHT SHANK PARABOLIC FLUTE SCREW MACHINE,
               HSS & HSSCo8, STRAIGHT SHANK SCREW MACHINE DRILLS                                                                     TiN COATED



                D1118, D1115, D1119, D2146, D2147, D2148 SERIES                                                                        DN514, DN516, DN515 SERIES

                                                                       P                                                                                                  P                                       K
                    WORK                                                                                                                   WORK
                                                                                                                                                                                TOOL STEELS
                   MATERIAL      CARBON STEELS    CARBON STEELS   CARBON STEELS    ALLOY STEELS     ALLOY STEELS                          MATERIAL        CARBON STEELS       HARDENED STEELS        SOFT GREY           HARD GREY
                                                                                                                                                           ALLOY STEELS
                                                                                                                                                                                                                         CAST IRON
                                                                                                                                                                                                     CAST IRON
                   HARDNESS                          ~ HRc23        ~ HRc23 ~ 28     HRc23 ~ 34      HRc34 ~ 38                           HARDNESS          HRc15 ~ 30           HRc20 ~ 40
                   STRENGTH        ~ 570 N/mm 2    ~ 830 N/mm 2    830 ~ 950 N/mm 2  830 ~ 1110 N/mm 2  1110 ~ 1260 N/mm 2                STRENGTH        700 ~ 1000 N/mm 2    800 ~ 1200 N/mm 2
                   DIAMETER       N        S       N       S       N       S        N       S       N       S                             DIAMETER        N          S         N         S         N         S          N         S
                       ~ 3/32   3380    .0010    2550    .0010   1900    .0006    2380    .0008   1400    .0006                               ~ 5/64     2630      .0012     2100      .0010     4200      .0023      1680      .0500
                 3/32  ~ 5/32   2700    .0020    2000    .0020   1500    .0010    1880    .0020   1100    .0008                         3/32  ~ 7/64     2100      .0015     1680      .0012     3300      .0031      1310      .0023
                11/64  ~ 1/4    1700    .0025    1280    .0025    960    .0015    1190    .0025    700    .0010                          1/8  ~ 5/32     1680      .0020     1310      .0015     2630      .0039      1050      .0031
                17/64  ~ 23/64  1050    .0051    780     .0051    590    .0030    730     .0051    430    .0015                        11/64  ~ 3/16     1310      .0023     1050      .0019     2100      .0051      840       .0039
                  3/8  ~ 37/64   750    .0059    560     .0060    425    .0030    520     .0070    310    .0020                        13/64  ~ 15/64    1050      .0023      840      .0019     1680      .0051      660       .0039
                19/32  ~ 1       440    .0090    330     .0090    255    .0051    300     .0090    180    .0020                          1/4  ~ 9/32     840       .0031      660      .0023     1310      .0063      530       .0051
                    1  ~         260    .0110    195     .0110    145    .0070    180     .0070    107    .0030                        19/64  ~ 11/32    660       .0039      530      .0031     1050      .0078      420       .0067
                                                                                                                                       23/64  ~ 7/16     530       .0051      420      .0039      840      .0098      330       .0082
                                      P                M               K                        N                                      29/64  ~ 9/16     420       .0051      330      .0039      660      .0098      260       .0082
                    WORK                                                                                                               37/64  ~ 45/64    330       .0059      260      .0051      530      .0118      210       .0098
                   MATERIAL       TOOL STEELS       STAINLESS       CAST IRON       ALUMINUM         MAGNESIUM                         23/32  ~ 7/8      260       .0078      210      .0059      420      .0157      170       .0118
                                                                                     ALLOYS
                                                     STEELS
                                                                                                      ALLOYS
                                                                                                                                       57/64  ~ 1-1/8    210       .0098      170      .0078      330      .0196      130       .0196
                   HARDNESS                          HRc23           ~ HRc21                                                           1-9/64  ~         170       .0098      130      .0078      260      .0196      110       .0196
                   STRENGTH        ~ 270 N/mm 2     830 N/mm 2      ~ 800 N/mm 2                                                                                                                                    N = R.P.M
                   DIAMETER       N        S       N       S       N       S        N       S       N       S                                                                                                       S =Inch per Revolution (inch/rev.)
                       ~ 3/32   3180    .0016    2550    .0010   2250    .0010    6400    .0015   8600    .0015
                 3/32  ~ 5/32   2500    .0020    2000    .0020   2000    .0020    5000    .0025   6800    .0025
                11/64  ~ 1/4    1590    .0025    1280    .0025   1280    .0025    3200    .0030   4300    .0030
                17/64  ~ 23/64   970    .0051     780    .0051    780    .0051    2000    .0070   2600    .0070
                  3/8  ~ 37/64   700    .0070     560    .0060    560    .0060    1400    .0078   1900    .0078
                19/32  ~ 1       440    .0090     330    .0090    330    .0090    820     .0118   1100    .0118
                    1  ~         240    .1180     195    .0110    195    .0110    490     .0150    660    .0150


                                              N                        S
                    WORK
                   MATERIAL        ZINC ALLOYS       PLASTIC      TITANIUM ALLOYS

                   HARDNESS
                   STRENGTH                                         410 N/mm 2
                   DIAMETER       N        S       N       S       N       S
                       ~ 3/32    6400    .0015   3380    .0010   1400    .0008
                 3/32  ~ 5/32    5000    .0025   2700    .0020   1100    .0010
                11/64  ~ 1/4     3200    .0030   1700    .0025    700    .0015
                17/64  ~ 23/64   2000    .0070   1050    .0051    430    .0030
                  3/8  ~ 37/64   1400    .0078    750    .0060    430    .0030
                19/32  ~ 1       820     .0118    440    .0090    180    .0051
                    1  ~         490     .0150    260    .0110    107    .0070
                                                             N = R.P.M
                                                             S =Inch per Revolution (inch/rev.)








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