Stability oriented PV730 The toughest cermet in kyocera history - high stability High stability and excellent finish New tough micro grain cermet improves fracture resistance. Good surface finish and wear resistance. Newly developed tough cermet technology Fracture resistance comparison (internal evaluation) PV730 Further machining possible Competitor G 0 Fracture 2,000 4,000 6,000 Cutting Conditions: Vc = 180 m/min ap = 0.5 mm, f = 0.25 mm/rev, Wet CNMG120408 Type Workpiece : C45 (4 grooves) n=3 Surface roughness comparison (Internal evaluation) PV730 10 Competitor H 10 10 10 Surface roughness (µm) Surface roughness (µm) Surface roughness (µm) Surface roughness (µm) 5 5 5 5 0 0 0 0 Good -5 0.49 μmRa -10 0 1 2 3 4 Measurement distance (mm) -5 -5 -10 -10 0 10 21 32 43 4 MeasWureeMlmdeienansgtudreismtaenncted(imstman)ce (mm) Cutting conditions: Vc = 100 m/min, ap = 0.5 mm, f = 0.1 mm/rev, Wet, CNMG120408type, workpiece: C10E -5 1.06 μmRa -10 0 1 2 3 4 Measurement distance (mm) Cutting edge conditions comparison - after 40 min machining (Internal evaluation) PV730 Competitor I Cutting Conditions: Vc = 250 m/min ap = 1.0 mm, f = 0.2 mm/rev, Wet CNMG 120408 Type Workpiece: C45 Small parts machining Molded G-class chipbreakers (sharp edge) with improved base material strength For finishing NEW SKS chipbreaker ap: 0.2 mm to 1.5 mm Excellent chip control and surface finish For semi-finishing SK chipbreaker ap: 0.5 mm to 3.0 mm Three-dimensional Chipbreaker with both sharpness and chip disposal 1st recommended chipbreaker (Low cutting force) 5 5 Steel Stainless steel 4 4 ap (mm) ap (mm) 3 2 SKS 1 3 SK 2 SK SKS 1 0.05 0.1 0.15 Feed f (mm/rev) 0.05 0.1 0.15 Feed f (mm/rev) SOLUTION Small parts machining: SK chipbreaker (PV730) showed a good surface finish and 4x longer tool life Valve C20 14 Tool Life PV730 SK chipbreaker Competitor J PVD coated cermet (Required surface roughness: 6.3 μm Rz) 3,000 pcs/corner (4.0 μmRz) 750 pcs/corner (5.0 μmRz) × 4.0 Cutting conditions: Vc = 160 m/min, ap = 0.5 mm, f = 0.03 mm/rev Wet (oil), DCGT11T302 MFP-SK PV730 4
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