3 Superior wear resistance to PVD coated cermets Alloy Steel - 34CrMo4 High speed comparison: Vc = 400 m/min CCX provided better tool life than competitor's PVD cermets by greatly reducing the amount of wear Wear resistance comparison (Internal evaluation) 0.25 CCX Competitor B (PVD coated cermet) Competitor C (PVD coated cermet) Competitor D (PVD coated cermet) 0.20 Competitor E (PVD coated cermet) Cutting edge (After machining 35 min) CCX 0.15 Wear 0.10 Competitor B (PVD coated cermet) Competitor C (PVD coated cermet) 0.05 0 10 20 30 40 Cutting time (min) Cutting conditions: Vc = 400 m/min, ap = 0.3 mm, f = 0.12 mm/rev, Wet, CNMG120408 type, external turning Competitor D (PVD coated cermet) Competitor E (PVD coated cermet) Corner wear (mm) ø18 ø12 * Picture shows 30 min after machining due to a large amount of wear Case studies Cover QStE360TM Vc = 540 m/min ap = 0.4 mm f = 0.25 mm/rev Wet TNMG160408PQ CCX Pin C50 etc. Vc = 125~180 m/min ap = ~1.0 mm f = 0.18 mm/rev Wet VNMG160408VF CCX Tool life CCX CVD coated cermet 210 pcs/edge (Stable) 200 Competitor F CVD coated carbide pcs/edge (Unstable) Stable Cutting time 17% Shortened cutting time with 1.3x faster cutting speed Stable machining of 210 pcs per edge with improved tool life User evaluation Tool life 1,200 CCX CVD coated cermet pcs/edge (Stable) 500 Conventional C PVD coated cermet pcs/edge (Unstable) x2.4 Increased the number of parts produced by 2.4 times than the conventional PVD cermet Stable part production User evaluation Hubs C45 Vc = 290 m/min ap = 0.15 mm f = 0.27 mm/rev Wet VNMG160404PQ CCX Cutting edge (After machining 320 pcs) CCX CVD coated cermet Wear 50% Conventional D PVD coated cermet Wear: 0.106 mm Reduced amount of wear by about 50% of conventional PVD cermet in the same conditions User evaluation Wear: 0.232 mm 3
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