2014-2015 Полный каталог инструмента Mitsubishi (Митсубиси) EN

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aNotes on multi-function machining (MF, MS, MM and BM breakers)

For internal grooving, the machining methods for external grooving (F035 – F036)
can be used, but please note the following precautions.

         Coolant                                                       Machining blind holes

aSupply large amounts of coolant for effective chip disposal                                     zx                                                GROOVING
  during cutting. Maintain supply until the tool has been
  retracted completely for improved ship disposal.                                                                          0.5

                                                                       aAs continuous chips tend to elongate at the back of the
                                                                         bore, the above operation is recommended.
                                                                         The recommended width of cut for x is 0.5mm.

                             Machining Wide Grooves

aWhen the cutting edge width is x 2  groove width  Grooving

                                                            a When the cutting edge width is x 2 < groove width

Chips                                                             xcz  xcz                                       xcz

Coolant

aWhen the depth of cut is shallower than the cutting edge width,  aWhen the groove depth is larger than the cutting edge width,
  continuous chips are usually produced. When plunging in           carry out plunging in the steps above to break up chips
  several passes, it is recommended to carry out machining in       efficiently.
  the steps above. This ensures that coolant reaches the cutting
  edge and chips are easily discharged.

                             Turning                                                                             Machining instruction

                                                                                                                        vcxz

aWhen chip breaking and                                                                                 0.5 0.5  aIt is recommended to carry out
  disposal are especially                                                                                          grooving from the front end of
  important, cross-feed      aWide face grooving when the corner R of the work piece is equal                      the workpiece. This reduces
  machining is recommended.    to the corner R of the insert, machine as shown above.                              workpiece deflection.
                               (When corner R of the work piece is larger than corner R of the
                               insert, refer to the description of external wide grooving.)

                             aIf the groove depth exceeds a given level, chips may elongate at the
                               wall. In such a case, increase the feed and carry out machining as
                               shown above.

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