Kyocera - Основной каталог 2011-2012 ENG

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          Troubleshooting

          Troubleshooting

          Trouble condition        Condition                                  Cause                  Countermeasures

                                   A (Entrance side)  There is no problem     Chip jam               Change the cutting
                                                      for entrance, however   (External or Internal  conditions
          Hole diameter becomes                       gradually hole          edge chip stuck)       • Increase the cutting
                     smaller                          diameter is getting
                                                      smaller at the bottom.                          speed
               (at hole bottom)                                                                      • Lower the feed rate
                                                                                                     See page K34, K40
                                   B (Bottom side)    A>B                                            or K51 for “Recommended
                                                                                                     Cutting Conditions”.

                                   A (Entrance side)  There is no problem     Internal edge chip     Change the cutting conditions
                                                      for entrance, however   jam.                   • Increase the cutting speed
                                                      gradually hole                                 • Lower the feed rate
          Hole diameter becomes                       diameter is getting                            See page K34, K40
                      larger                          larger at the bottom.                          or K51 for “Recommended
                                                                                                     Cutting Conditions”.
               (at hole bottom)                                                                      • Check the core height
                                                                                                     See page K36~K37
                                                      A