GUHRING - Навигатор по режимам резания - 2010 EN

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Ratio Drills

                                             3D                             5D 3-fluted
                           Tool material     Carbide                                                       Carbide
                                                  K                                KK               K/P         K          K/P         K        K/P
                          Carbide grade                                       GS 200 G GS 200 G  GS 200 F               FT 200 G  GS 200 U  GS 200 U
                                             GS 200 G                                                      FT 200 G
                                       Type                                                                               2939        731       611
Guh. no.                                         745                                                       2713/5518                 1021
                          Surface finish        1020
                                                                              1024  1025         1027
                                   Cooling
                       DIN 6537 HA

                                     DZ
                       DIN 6539 DZ L

                         vc                  Feed column    vc     vc vc                                   Feed column
                       m/min                        no.   m/min  m/min m/min                                      no.

                                                            80    100                            5                                          5
                                                            65     85                            4                                          4
                                                            90    110                            6                                          6
                                                            75     95                            5                                          5
                                                            70     90                            5                                          5
                                                            65     85                            5                                          5
                                                            60     80                            5                                          5
                                                            60     80                            5                                          5
                                                            50     70                            4                                          4
                                                            80    100                            6                                          6
                                                            60     80                            5                                          5
                                                            50     70                            4                                          4
                                                            55     75                            4                                          4
                                                            50     70                            4                                          4
                                                            45     50                            4                                          4
                                                            35     40                            4                                          4
                                                            30     35                            3                                          3

Material chart page 5  100                   6            100 140 145         6     6            6         6            7         6         6
                                                                                                           6            7
                       80                    6            80 100 105          6     6            6                                6         6

                       80                    6            80 100 105          6     6            6         6            7         6         6
                                                                                                           6            7
                       70                    6            70 90 95            6     6            6                                6         6

                       180 7 180 200 230                                            7 7787 7
                                                                                    7 7 787 7
                       160 7 160 180 200                                                                   7            8

                       150                   7            150 170 190         7     7            7         6            7         7         7

                       120                   6            120 140 155         6     6            6         6            7         6         6

                       180                   6            180 200 215         6     6            6                                6         6
                                                                 250 4
                       180                   6            180 210 220         6     6            6         6            7         6         6

     bright                                  steam tempered      nitrided lands        nitrided               golden brown           TiAlN

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