Kyocera - Основной каталог 2011-2012 ENG

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Troubleshooting (DRX)

Trouble condition               Condition                              Cause                                                                Countermeasures

Hole diameter becomes     A (Entrance side)  There is no problem     Chip jam                                                               Change the cutting
           smaller        B (Bottom side)    for entrance, however   (External or Internal                                                  conditions
                          A (Entrance side)  gradually hole          edge chip stuck)
     (at hole bottom)     B’ (Bottom side)   diameter is getting                                                                              Increase the cutting
                                             smaller at the bottom.                                                                           speed
Hole diameter becomes                                                                                                                         Lower the feed rate
            larger                           A>B
                                                                                                                                            See page K34
     (at hole bottom)                                                                                                                       for “Recommended
                                                                                                                                            Cutting Conditions”
 Hole diameter is small
(from the hole entrance)                     There is no problem     Internal edge chip jam.                                                Change the cutting
                                             for entrance, however                                                                          conditions
                                             gradually hole
                                             diameter is getting                                                                              Increase the cutting
                                             larger at the bottom.                                                                            speed
                                                                                                                                              Lower the feed rate
                                                         A