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     MEGACOAT CBN

                                                                                                                              Extended                                                     Stability  High Speed
                                                                                                                              Tool Life                                                               availability

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                                                                                                                              Kyocera’s new innovative CBN tools.

                                                                                                                              CBN Variation and Features See page A9.

CBN

                                    Eight grades in the lineup to accommodate a wide range of workpiece materials

                             MEGACOAT CBN

                           Features of PVD coated layer                                                               Features of MEGACOAT

                           GPa       TiC     MEGACOAT                                                                             Stability                                                           MEGACOAT
                                      TiCN
     Hardness                   40

                                30

                             20 TiN                                                           Al2O3                   Extended                                     High Speed
                                             TiAIN (Reference: Ceramic)                                               Tool Life                                    availability

                             10 (Reference: Carbide Base Material)                                                    Long lasting stable machining by its high hardness and superior heat resistance.
                                                                                                                      Improved stability by preventing crater wear.
                                    0 200 400 600 800 1000 1200 1400                                                  Excellent nishing surface is brought by its high-temp stability and
                                                                                                                      surface smoothness.
                                                   Oxidation temperature (°C)

      Application Map                                                                         Sintered steel Machining                                             Cast Iron Machining

     Hard Materials Machining

     Low Cutting speed High                                                                   Low Cutting speed High  KBN70M                                       Low Cutting speed High

                             KBN05M          KBN30M                                                                                                                                                          KBN900
                                                                                                                                                                                           KBN60M
                                     KBN25M  KBN35M

                                    KBN10M                                                                            KBN65M
                                                                                                                      KBN65B

                              Finishing Medium cutting Roughing                                                       Finishing Medium cutting       Roughing                              Finishing Medium cutting       Roughing

                             Continuous Light Interruption Interruption Heavily Interruption                          Continuous Light Interruption  Interruption                          Continuous Light Interruption  Interruption

     Low Cutting speed HighRoll Materials (Chilled Cast Iron)

                                    KBN25M
                                                     KBN900

                              Finishing Medium cutting Roughing

                             Continuous Light Interruption Interruption Heavily Interruption

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