GUHRING - Ружейные сверла - 2008 EN

                                                                     для размещения заказа - guhring@guhring-tools.ru

        Single-fluted gun drill EB 100

        suitable for almost every material, from
         1.0 - 8.0 mm, max. flute length 300 mm

EB 100

        For certain materials a coating is required, as the successful application of gun drills with a bright surface finish cannot be guaranteed.
        For coating definitions see GuhringNavigator.

        TiN-coat                       FIRE  MolyGlide         SuperA

        The dimensions required to calculate the length
        for conventional machine tools

                                             head length       workpiece

                                                                                                                               driver

                                       d1    re-grind     drilling depth     min. distance  std. collar                                                  driver length
                                              ~4 x D         flute length         ~6 x D     (15 mm)
                                          35°
                                               30°                           total length
                                                                                                    30° 30°
        EB 100                                                                                             20°G
        Head forms
                                                                                                                                            20°suitable for all materials,
        (Position of supporting strips.                                                                                                         25° 12°but for smaller hole tolerances
        Special head forms
        on request.)

                                                          supporting strips

                                                                             C

                                                                                         suitable for difficult-to-machine
                                                                                         materials, i. e. high-alloyed steel

        EB 100                                2…4.00 mm                     E                                                                                        EB 100       1:800 (standard)
        Standard point grinds                15°
                                                                                   > 4.01…20 mm                                                                      Back taper ratio

        (special point grinds          30°                                   A 15°                                                                                    (dimensions       4
        on request)                                                                                                                                                   in mm)

                                                                                                                          30°35°                         0,3 ... 0,5               8
                                                               30° 40°                                                                                                                                        3.99

                                             15°                             D12°               D
                                                            D                                   4
                                                            4                               D

                                                       D

        14 Gun drills                                                      guhring@guhring-tools.ru
                                                                             www.guhring-tools.ru