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INSERT GRADES

 MEGACOAT NANO Grade Properties                                                                                                                                                                                                        GRADES

MEGACOAT Base Multi-Layer Structure                                 40 MEGACOAT NANO                                                                                                                                                                             A
                                                                                                                                                                                                                                                                 B
                                                    Hardness GPa  35                                                                                                                                                                                           C
                                                                                                                                                                                                                                                                 D
                                                                    30                   MEGACOAT                                                                                                                                                                E
                                                                    25 TiCN                                                                                                                                                                                      F
                                                                                                                                                                                                                                        INSERTS                  G
                                                                    20 TiAIN                                                                                                                                                                                     H
                                                                    15 TiN                                                                                                                                                                                       J
                                                                                                                                                                                                                                                                 N
                                                                    10 400        600 800 1000 1200                                                                                       1400                                          CBN & PCD                P
                                                                                                                                                                                                                                                                 R
                                                                                          Oxidation Temperature (°C)                                                                                                                                             T

Carbide Substrate  20.0nm                                               Low Oxidation Resistance High

Prevents wear and fracture with high hardness (35GPa) and superior oxidation resistance (oxidation temperature: 1,150°C)                                                                                                                TOOLHOLDERS SMALL TOOLS

 Cutting Edge Quality (Sharp Edge Insert)                                        Competitor A                                                                                                    Competitor B
 PR1225 / PR1425

                                                                                  X300                                                                                                            X300

X300                                         X1000                                              X1000                                                                                                      X1000                        BORING

Superior edge-sharpening performance and smooth surface                           Delamination (coating peeling) and rough surface

MEGACOAT Series (PR1225/PR1425) - high edge sharpening performance and adhesion resistance.

 PR1215 Wear Resistance Comparison                                                       Flank Wear of Front Relief Face                                                                                                              GROOVING

    (Off-Centered Grooving)                                                                                                                                                                                Cutting Conditions:          CUT-OFF
                                                                                                                                                                                                           Structural Steel
             0.016                                                                                                                                                                                         Vc=500sfm, ae=0.059",
                                                                                                                                                                                                           f=0.004ipr, Wet
Flank Wear of Front Relief Face (in)                                              Competitor A                                                                                                    65 min   7.795"  1.890"
                                                                                                                                                              Low  Cutting Speed  High
      0.012

                   Competitor A Competitor B                                                                                                                                                                                            THREADING

      0.008                                                                       Competitor B                                                                                                    86 min

                                                    PR1215

      0.004                                                                       PR1215                                                                                                          138 min                               HSK TOOLING SPARE PARTS

          0
              0 20 40 60 80 100 120 140
                                               Cutting Time (min)

 PR13-Series Advantages                                                                  Heat-Resistant Alloys (Ni-based)

      Superior wear and fracture resistance attained with uniform grain size and                                                                                                          PR1305                                        TECHNICAL
      MEGACOAT on superior thermal shock resistant carbide

New edge preparation technology (FET: Fine Edge Treatment) controls and                                                                                                                           PR1310
minimizes R honing and realizes large tip rake angle, and thus prevents burrs
and notching. It provides good surface finises.

 Special Carbide Substrate                   New Edge Preparation Technology                                                                                                                             PR1325                       INDEX

                                                                                                                                                                                          Low  Fracture Resistance (Toughness)  High
                                                                                                                                                                                          Continuous Light Interruption Interruption

Uniform grain size enables superior thermal  Edge control of FET technology
shock resistance and constant hardness       (FET: Fine Edge Treatment)

                                                               kyocera@kyocera-tools.ru                                                                                                                                                 A11
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