High efficiency indexable insert drill DRV MagicDrill Economical inserts with 4 cutting edges. Excellent chip evacuation with 6D maximum deep-hole drilling. High speed and highly efficient machining available with the combination of CVD (outer edge) and pvd (inner edge) inserts 1 Excellent drillling precision with less variation in cutting diameter up to 6D drilling capabilities with a low cutting force design Optimal web thickness reduces chattering with a low cutting force design Web thickness comparison (In-house evaluation) 33% DRV Competitor A Cutting diameter variation (mm) Thrust force (N) Comparison of cutting diameter variation (In-house evaluation) 0.25 DRV 0.20 Competitor B 0.15 0.10 0.05 0 50 100 Drilling depth (mm) Cutting conditions: Vc = 150 m/min, f = 0.06 mm/rev Cutting dia. ø20(5D), wet, workpiece: S50C Cutting force comparison (In-house evaluation) 3,000 2,500 39% 2,000 2,446 1,500 1,000 1,474 500 0 DRV Competitor C Cutting conditions: Vc = 200 m/min, f = 0.12 mm/rev Cutting dia. ø20(3D), wet, workpiece: S50C 2 Unique insert design to control chip flow Outer edge Smooth chip evacuation with compact chips Unique insert pattern to differentiate between outside and inside inserts U-shaped cutting edge Chip shape comparison of outter insert cutting edge (In-house evaluation) 16% 47% DRV: 10 mm Diameter of chips Comp. D: 12 mm Weight of chips Cutting conditions: Vc = 150 m/min, f = 0.06 mm/rev, cutting dia. ø20(3D), wet, workpiece: S50C Inner edge Excellent chip evacuation with 6D maximum deep-hole drilling Weight per unit of length for chips gener- Pitch comparison of chips generated ated by the inner edge (In-house evaluation) by the inner edge (In-house evaluation) Spoon-shaped cutting edge DRV 80 mg/mm 16% 47% Competitor E 151 mg/mm DRV: 1.D2 imammeteCr oomf cph. Eip: 0s.5 mm Weight of chips Cutting conditions: Vc = 250 m/min, f = 0.08 mm/rev, cutting dia. ø20(5D), wet, workpiece: SUS304 1
Download PDF file
Archive