Kyocera - Каталог фрезерование 2017 ENG

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          M-FOUR (MEW)                                                                 M-Four

                A.R. Max+10                                                           MEW Milling Cutter
              (LOMU15...type)
                                                                                       The M-Four double-sided, 4-edge insert with Kyocera’s unique
                                                                                       mold technology reduces cutting forces for reduced vibrations

                                                                  90 Cutting                                      Obtuse Edge for Increased Cutting Edge Toughness
                                                                  Edge Angle
                                                                                                                                                                                                   Cutting Edge
                                                               90°

90 LEADE                                                                                                                                                                         Obtuse Edge

                                                                             Unique Insert-Forming
                                                                                    Technology

          Low Cutting Forces Equivalent to Positive Inserts

                                   • Cutting Force Comparison                                                                    • Fracture Resistance Comparison

                             2000 *Cutting force is the resultant force of the principal force and the feed force                Stability at High Feed Rate

                             1800                                                                                   MEW                                                           Available for
                             1600                                                                                       GM                                                        Further Cutting
                                                                                                                   Chipbreaker
                                                                                        Equivalent to
          Cutting Force (N)                                                            Positive Inserts            Competitor D       X Fracture Occurred                         Feed Rate (ipt)
                                                                                                                     (Negative)
                             1400                                                                                                                                                      0.012

                             1200  127%          109%          100%                    98%                         Competitor E       X Fracture Occurred                         0.014
                             1000                                                                                    (Negative)

                             800   Competitor A  Competitor B    MEW                   Competitor C                              0 10 20 30 40 50
                                     (Negative)    (Negative)                             (Positive)
                                                               GM Chipbreaker                                                                                 Cutting Time (min)

                             1049 20mm Cutter                                         (Internal Evaluation)       4140 (37~39Hs) 20mm Cutter
                             Vc = 500 sfm D.O.C.  ae = 0.118”  0.591” fz = 0.006ipt                              Vc = 400sfm D.O.C.  ae = 0.118”  0.394” fz = 0.012~0.014 ipt (Internal Evaluation)

          Improved Surface Finish & Minimized Vibration

          Sharp cutting and superior resistance to vibration and burrs due to                                                    Large Rake Angle Reduces Cutting Forces
          helical cutting edge and optimum axial rake design
                                                                                                                                      MEW             Competitor F Competitor G
                                                                                                                                                      (Negative)                  (Positive)
                                                                                                                                      GM Chipbreaker

                                                                                                                                      +20 +17 +17

          Surface of Shoulder Wall                                                                                 Burr Comparison with Positive Cutters

                     MEW                                       Competitor H                                                      MEW                        Competitor I
                                                               (Positive Cutter)                                                                           (Positive Cutter)

                                                                                                                                                                                                   Burrs

        Smooth surface of MEW without chattering                                                             Fewer burrs than positive cutters due to sharp cutting

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