GUHRING - Ружейные сверла - 2008 EN

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Two-fluted gun drills with solid carbide head ZB 80

To ensure ZB 80 is designed and produced specifically for your application,
please complete the questionaire and use for your inquiry/order.

   Cutting            ZB 80                                                                                                                          ZB 80
parameters            cutting speeds                                                                                                           feed rates

      for                                                                                                                                                                                                                   ZB 80

       Al-alloys                                                                                                                                                                                   0.4  Feed rate f mm/rev
(acc. to Si-content)                                                                                                                                                                               0.3
                                                                                                                                                                                                   0.2
   Short chipping                                                                                                                                                                                  0.1
non-ferrous metals                                                                                                                                                                                 0

       Cast iron

 GGG, GTW, GTS

                                                   50 100 150 200           250  0 5 1 0 1 5 20 25 27
                                                    Cutting speed vc m/min                                        Tool- mm

(Detailed cutting parameters see GuhringNavigator)

     ZB 80                                Neat oil                                                                                                  ZB 80
     lubricant pressure               Soluble oil                                                                                                   lubricant volume

60Pressure p in bar                                                                                                                            90
                                                                                                                    Volume of flow Q in l/min  75
50                                                                                                                                             60
40                                                                                                                                             45
                                                                                                                                               30
30                                                                                                                                             15
20
                                                                                                                                                                   5 10 15 20
10                                                                                                                                                                                      Tool- mm

            5 10 15 20 25                                                   30                                                                                                                     25 30
                                   Tool- mm
                                                                                                                                                                                                            31
                                                                            guhring@guhring-tools.ru                                           Gun drills
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