2014-Полный каталог по сверлам EN

                         Для заказа - info@mitsubishitools.ru

aCentripetal top edge geometry

Top edge geometry

Centripetal top edge geometry with the small point angle and X-thinning achieves highly accurate
hole positions! ('1 < '2)

         MSL Drill                                                             Conventional solid drill

                         '1 '2

aMachining accuracy (over size)
Flank wear VB(mm)
                                                                                                                                    Over size (µm)MSL-Drills are highly wear resistant for maintaining hole size accuracy!

                                                                                                                                   DRILLING MSL SUPER LONG DRILLSMSLDrills30

                                             Fx

                                                                           20

Throughout the drilling          Start             Fy                      10                               MSLDrills
process, the forces Fx                                                      0
and Fy remain low.       Competitor's drill  Through                                                      Competitor's drill

                                                   Fx

                                                                           -10       10 20 30 40                                         50
                                                                                  0                 Cutting length (m)

Fx Fy                                                                                       : 0.2mm/rev

                                                                 Fy Workpiece : JCf53 (1.1213) 150-180HB Feed

                         Start               Through Drill diameter : 8(Internal coolant)                Coolant : Emulsion 10%

                                                                 Cutting speed : 80m/min                  Oil pressure : 0.5MPa              FEATURES

aTool life

MSL-Drills are highly flank and margin wear resistant!

 0.3                                                                           Enlarged picture of the margin after drilling 40m

0.25 Tool life is reached                                                      Competitor's drill

 0.2                                                                                                                              Spalling of
                                                                                                                                  coating
0.15 Competitor's drill
                                                                               MSL- Drills
                                                Machining can becontinued

 0.1

0.05                                                        MSL                

    0    10 20 30 40 50                                                        Workpiece : Cf53 (1.1213)  Cutting speed : 80m/min
      0                                 Cutting length (m)

                                                                               Hardness : 150-180HB       Feed          : 0.2mm/rev

                                                                               Drill diameter : 8 (Internal coolant) Hole depth : 25mm

                                                                               Coolant : Emulsion 10%     (Through hole)

                                info@mitsubishitools.ru                                                                                      D085
                                www.mitsubishitools.ru