Negative type inserts Shape Description S rЏ A A 80 ˃ S rЏ T S rЏ T 60ʄ 55˃ A T Пd Пd Пd CNGA 120404ME4 120408ME4 120412ME4 DNGA 150404ME4 150408ME4 150412ME4 TNGA 160404ME6 160408ME6 160412ME6 S rЏ 35˃ A T Пd VNGA 160404ME4 160408ME4 S01225: 0.12 mm X 25° Chamfered + honed cutting edge Edge specification I.C. Dimensions (mm) Thickness Hole Corner-R (rε) S 0.4 2.6 0.8 2.6 1.2 2.5 12.70 5.16 0.4 2.6 0.8 2.2 S01225 4.76 1.2 1.9 0.4 2.7 0.8 2.4 1.2 2.1 9.525 3.81 0.4 2.0 0.8 1.8 No. of edges KBN05M ◦ ◦ ◦ 4 ◦ ◦ ◦ ◦ 6 ◦ ◦ ◦ 4 ◦ ◦ Available High Recommended cutting conditions Workpiece Hardness Hardened material > 55 HRC Application General finishing Continuous to interrupted Cutting conditions Vc (m/min) ap (mm) (mm/rev) 100 – 150 – 200 0.05 – 0.3 – 0.5 0.05 – 0.08 – 0.1 Cutting speed KBN05M KBN25M KBN30M KBN35M Low Case studies (KBN05M single-sided) Gear 20Cr4 (58HRC) External facing and chamfering Vc = 130 m/min φ76 φ68 ap = 0.6 mm f = 0.12 mm/rev Wet CNGA120408S01225ME KBN05M 50 Tool Life KBN05M 300 p c s /e d g e Tool Life x1.5 Competitor A 200 p c s / e d g e KBN05M achieved 1.5 times longer tool life than Competitor A (User evaluation) Stator 15CrMo5 (55HRC) Internal machining Vc = 1 70 m/min ap = 0.4 mm f = 0.1 mm/rev Wet CNGA120408S01225ME KBN05M 42 Tool Life KBN05M 600 p c s / e d g e φ72 φ76 Tool Life x2 Competitor B 300 p c s / e d g e KBN05M tool life was twice that of Competitor B (User evaluation) ©2016 KYOCERA Corporation | www.kyocera-unimerco.com/contact-us TZE00095
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