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 Solid Carbide Drills for Aluminum Alloys

MAE/MAS

y Features                                                                       4. Flutes

1. Guide Pad                                                                     · Employs 10° helix angle.
                                                                                  Excellent chip discharge allows
  · 4 point support gives high hole                                               for high speed and high feed
   accuracy.                                                                      drilling.

2. Curved Cross-section                                                          5. Centre Point

  · Smooth curled chips are produced.                                            · Initial drilling noise is minimal
  · Good chip control is due to                                                   and deflection does not occur.

   efficient chip breaking.
Thrust (N)
                                                                                                    Torque (N-cm)3. Oil Hole6. Secondary Flutes

                                                                                                                                 DRILLING MAE, MAS DRILLS· Internal oil supply system· Cutting oil penetration is effective,
 makes it possible for deep                                                       so welding is negligible.
 hole drilling.
                                                                                 · Fine chips are evacuated easily.

y Cutting performance                                                                                                     FEATURES

aCutting Resistance

Workpiece : JIS AC4B-T Cutting depth : (L/D=3) through hole Cutting speed : 100m/min Cutting fluid : WSO (10%)

1500                                                                    750
1000
 500  f=0f.=2f05=m.02m.m1/5mremv/remv/rev                               500      f=0f=.205.m2mmm/re/rvev
                                                                        250

                                                                                 f=0.15mm/rev

      4 8 12                               16                                    4 8 12                   16
          Drill diameter (mm)                                                        Drill diameter (mm)

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