2014-2015 Полный каталог инструмента Mitsubishi (Митсубиси) EN

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                                                                                                                                                                                       CARBIDE

y APPLICATION OF TAF TYPE DRILL                                                                 0.7

    a	P lease ensure the highest rigidity possible exists in both      Coolant Pressure (MPa)  0.6                                                        50  Coolant Volume (l/min)
       machine set up and workholding.                                                                                                                     40
                                                                                                0.5  Coolant Pressure                                      30
    a	R efer to the following graph for coolant pressure and                                   0.4                                                        20
       volume. Coolant is an important factor in the efficient use                                                                                         10
       of these drills.                                                                         0.3
                                                                                                                                              50
    a	C annot be used for stack drilling.                                                      0.2 Coolant Volume
    	In common with many indexable insert drills, these drills                                 0.1

       produce a round disc on exit which unless evacuated may                                       20 30 40
       cause the drill to fracture.                                                                             Drill Diameter (mm)

a	U se on a Lathe                                                                                                     0 – 0.2mm              Inner Edge Face
(1)	T he inner cutting edge must be positioned between                                                                                                    Outer Edge

    0-0.2mm over center.

                                                                                                     Centre Axis                  Inner Edge

(2)	T o adjust the hole diameter by off-setting the drill, the outer                                                                        Outer Edge
    cutting edge and machine axis must be set parallel.
                                                                                                                       Machine  axis
(3)	W hen producing an oversize hole.                                                                                      Inner Edge
	The drill offset should be no more than 2% of the
                                                                                                                       Cover
    diameter. It is not possible to produce an undersized
    hole.                                                                                                                                                                              DRILLING

(4)	When through hole drilling on a lathe the disc produced
    by the drill exiting the workpiece may be expelled at
    high velocity.

	To reduce the danger of injury or damage a cover guard
    is highly recommended.

                                                                                                     Disc Shape Chip

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