GUHRING - Навигатор по режимам резания - 2010 EN

                                    для размещения заказа - guhring@guhring-tools.ru

Twist drills

                               10D drilling depth                                                       >10D drilling depth
   Tool material                    HSS                                                 Tool material         HSS
               Type                       N                                                         Type  N GT 50                                     series 3

  Surface finish                N                                                      Surface finish
Internal cooling               390                                                  Internal cooling

         G.S.                   1                                                   DIN 1869
Guh. no.                                                                  straight                          235            524                                  series 2
    MT straight                                                              shank                             1              6
                        G.S.        269 270 271 272 1101        Guh. no.                                                                    series 2
                                     23456                                                                236 237        528 529
                                                                                                           23             78

                                                                          MT        DIN 1870              266 267 525 542

                                    If flute length permits,                                              45             9 10                                   series 1
                                      DIN 338 and DIN 345
                                                                                                                                  series 1
                                    can also be applied for
                                               holes  10 x D.

                          vc   6    Feed column                                                 vc        Feed column             1 2 3 45
                        m/min  5           no.                                                m/min              no.
                               6                                12                  3
                          26   5                6                                               22        5
                          22   5                5                                               18        4
                          30   5                6                                               20        5
                          30   4              5                                                 20        4
                          24   4              5                                                 25        4
                          24   3              5                                                 25        4
                          22   6                4
                          20   4                4                                               12        3
                          14   3                3
                          30   4              6                                                 22        5
                          17   3                4                                               10        3
                          12   4                3
                          14   3                4                                                8        3
                          10   3                3
                          15   2              4                                                 12        3
                          10                    3                                                6        2
                          10                    3                                                6        2
                           7                    2
Material chart page 17
              30 6                  6 22 5
                 30 6               6 18 5
              24 6                  6 20 5
                 20 6               6 14 5
                 73                 3

              80 6                                                                                                55     6
              50 7                                                                                                55     6
              50 6                  7* 45 6*                                                                             5
              60 5                  6* 36 5*
              40 5                                                                                                55 5*  4        67                  8 9 10
              24 4                  5* 22 4*
              24 4                                                                                                45 4*
                 22 4               5* 28 4*
              24 5                                                                                                22 3*
                                    4* 20 3*
     bright                         4* 18 3*
                                    4* 3*
28                                                                                                                12 3
                                    5* 18 4*
                                                                      4 56

                                    steam tempered              nitrided lands         nitrided                             golden brown              TiAlN

                                                    guhring@guhring-tools.ru                                                      * Use bright finish drills or use drills
                                                      www.guhring-tools.ru                                                                     with bright polished flutes.