Flank wear (mm) Depth of cut ap (mm) 2 Better solution than conventional high feed cutters Large D.O.C. dramatically improves machining efficiency Machining efficiency simulation example Multistage machining (Depth 30 mm): Vc = 150 m/min, ae = 12.5 mm MFH Boost ø 25 (3 Inserts) 100 cc/min ap = 2.0 mm, fz = 0.7 mm/t Conventional high feed cutter ø 25 (3 Inserts) 76 cc/min ap = 1.0 mm, fz = 0.8 mm/t Machining ef f iciency x 1.3 7.0 6.0 BT50 5.0 4.0 3.0 MFH Boost 2.0 Conventional high feed cutter 1.0 0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 fz (mm/t) High efficiency and good tool life Machining efficiency and cutting edge condition comparison (Internal evaluation) Cutting edge condition after 100 min machining MFH Boost ap = 1.6 mm, fz = 0.6 mm/t Competitor B High feed type ap = 0.8 mm, fz = 0.6 mm/t Excellent wall accuracy Video Machining efficiency and wall accuracy comparison (Internal evaluation) Pocketing (Depth 12mm) MFH Boost ø 25 (3 Inserts) Competitor B High feed type ø 25 (4 Inserts) Tool life 0.08 0.06 0.04 0.02 MFH Boost Competitor B Machining efficiency x2 Good cutting edge condition After machining 100 min After machining 100 min 0.00 0 500 1,000 1,500 2,000 2,500 Metal removal volume (cc) Efficiency Vc = 150 m/min, ae = 12.5 mm, dry, 42CrMo4, ø 25 (1 Insert), BT50 Step 17µm ap = 1.5 mm × 8 passes Q = 115 cc/min ap = 0.8 mm × 15 passes Q = 81 cc/min Cutting conditions: Vc = 200 m/min, ae = 12.5 mm, fz = 0.8 mm/t, dry, C50, BT50 Step 54µm Superior wall accuracy Wiper on outer periphery Reduction of wall level variation in multi-pass machining 3 Solutions for machining difficult-to-cut materials Dramatic improvement in machining efficiency with titanium alloy, stainless steel machining, etc. Machining efficiency comparison (Internal evaluation) Titanium alloy pocketing (Depth 6 mm) Machining ef f iciency MFH Boost Approx. 1' 30'' x 1.8 ap = 1.5 mm × 4 passes (fz = ~0.35 mm/t) Competitor C High feed type Approx. 2' 50" ap = 0.6 mm × 10 passes (fz = ~0.4 mm/t) Vc = 50 m/min, ae = 12.5 mm (ae/DCX = 50%), Ramping angle 3°, Ti-6Al-4V, wet, ø 25 (3 inserts), BT50 Video 4
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