Page 296 - ISCAR(HOLE_MAKING_CATALOG_65)
P. 296

GUNDRILLS    GDV                 THSZWS  Weldon (W) Type DCONMSg6  Cylindrical (C) Type  Whistle Notch 15° (S) Type  Whistle Notch (WN) Type


         Shanks for SUMOGUN
         Modular Gundrills with
                                                LS
         Threaded Connection



                                                                                                     LS
           Designation
                                                                                 S
                                                            19.05
                                       MF16X1
           GDV56-MF16X1-I-WN.75"      THSZWS              DCONMS               Shank (1)             69.8
           GDV99-MF16X1-I-W.75"        MF16X1               19.05                W                   69.8
           GDV10-MF16X1-M-C20          MF16X1               20.00                C                   50.0
           GDV22-MF16X1-M-W20          MF16X1               20.00                W                   50.0
           GDV80-MF16X1-I-WN1.00"      MF16X1               25.40                WN                  69.8
           GDV11-MF20X1-M-C25          MF20X1               25.00                C                   56.0
           GDV23-MF20X1-M-W25          MF20X1               25.00                W                   56.0
           GDV57-MF20X1-M-WN25         MF20X1               25.00                S                   70.0
           GDV100-MF20X1-I-W1.00"      MF20X1               25.40                W                   57.9
           GDV58-MF20X1-I-WN1.00"      MF20X1               25.40                S                   69.8
           GDV101-MF20X1-I-W1.25"      MF20X1               31.75                W                   57.9
           GDV97-MF20X1-I-C1.25"       MF20X1               31.75                C                   57.9
           GDV12-MF20X1-M-C32          MF20X1               32.00                C                   60.0
           GDV24-MF20X1-M-W32          MF20X1               32.00                W                   60.0
           GDV13-MF20X1-M-C40          MF20X1               40.00                C                   70.0
           GDV25-MF20X1-M-W40          MF20X1               40.00                W                   70.0
         (1)  W-Weldon, C-Cylindrical, S-Whistle notch 15°, WN-Whistle notch
         For tools, see pages: MNSNT (293)


          Machining Conditions for MNSNT
                                                                                   SUMOGUN
                                          Tensile       Material                   Feed vs. Drill Diameter
           ISO    Material      Condition  Strength Hardness  Group   V (m/min)  D=10-11.9 D=12-13.9 D=14-15.9 D=16-19.9 D=20-25.9
                                                                                         mm/rev
                                              2
                                         [N/mm ]
                                                   HB
                                                          No.
                      < 0.25 %C  Annealed  420     125     1   80-110-140
            Non-alloy   >= 0.25 %C  Annealed  650  190     2   80-105-130
            steel and   < 0.55 %C  Quenched and   850  250  3  80-100-120  0.15   0.18    0.20    0.25    0.25
            cast steel,         tempered                                  0.18    0.21    0.23    0.30    0.30
            free cutting  >= 0.55 %C  Annealed  750  220   4    70-90-110  0.21   0.24    0.27    0.35    0.35
            steel             Quenched and
                                tempered   1000    300     5    50-70-90
                                Annealed   600     200     6   80-100-120
            Low alloy steel and cast                                      0.14    0.16    0.18    0.23    0.25
          P                                930     275     7    70-90-110
            steel (less than 5% of   Quenched and                         0.17    0.20    0.22    0.27    0.30
            alloying elements)  tempered   1000    300     8    50-70-90  0.21    0.24    0.26    0.31    0.35
                                           1200    350     9    40-55-70
                                Annealed   680     200     10   50-70-90  0.12    0.15    0.18    0.20    0.22
            High alloyed steel, cast                                      0.14    0.17    0.20    0.22    0.24
            steel, and tool steel  Quenched and   1100  325  11  40-60-80
                                tempered                                  0.17    0.20    0.23    0.25    0.27
                                 Ferritic/                                0.12    0.14    0.16    0.16    0.18
            Stainless steel     martensitic.  680  200     12   40-55-70  0.13    0.15    0.18    0.19    0.21
            and cast steel
                                Martensitic  820   240     13             0.15    0.17    0.20    0.21    0.24
                              Ferritic/pearlitic   180     15  90-125-160
            Cast iron nodular  (GG)  Pearlitic/
                                martensitic        260     16  80-110-140  0.20   0.25    0.30    0.35    0.35
          K                      Ferritic          160     17  90-135-180  0.23   0.28    0.33    0.40    0.42
            Grey cast iron (GGG)
                                 Pearlitic         250     18  80-110-140  0.27   0.32    0.37    0.45    0.47
                                 Ferritic          130     19  90-125-160
            Malleable cast iron
                                 Pearlitic         230     20  80-110-140
                              Not hardenable       60      21
            Aluminum-wrought alloys
                                Hardenable         100     22
                      <=12% Si Not hardenable      75      23  90-155-220  0.25   0.30    0.35    0.40    0.45
          N                                                               0.28    0.33    0.38    0.45    0.50
            Aluminum-           Hardenable         90      24             0.32    0.37    0.42    0.50    0.57
            cast alloys           High
                       >12% Si                     130     25  80-120-160
                               temperature
           Recommended cutting data
          •  Mandatory use of emulsion or oil when drilling
          •  For the 400mm long tools please reduce the cutting speed by 20%.




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