MEC ● Features of MEC ■ Cutting Performance of MEC End Mill ● Good squareness (1) Cutting edge length 10mm type (Standard / Same Shank) Cutting Overhang Shape Description Length A Dia. (mm) φ10 MEC10-S10-11 17 - φ12 MEC12-S16-11 20 30 90° φ16 MEC16-S16-11T 30 45 φ20 MEC20-S20-11T 30 45 φ25 MEC25-S25-11T 32 48 13μm 18μm 29μm MEC End Mill Competitor A Competitor B φ32 MEC32-S32-11T 40 60 〔JT Chipbreaker Vc=120m/min Workpiece Material:S50C〕  (Internal evaluation) Description ■Shouldering ■Slotting ● Low cutting force  (Cutting width ae = φD/2) ■Ramping and Helical Milling ap(mm) ap(mm) 10 10 5,000 8 8 (mm) 6 (mm) 6 (N) 4,000 MEC10-S10-11 ap 4 ap 4 force 2 2 3,000 0 0.05 0.1 0.15 0.2 0 0.05 0.1 0.15 0.2 fz(mm/t) fz(mm/t) Cutting 2,000 ap(mm) ap(mm) 10 10 1,000 8 8 ap (mm) 6 ap (mm) 6 0 MEC12-S16-11 4 4 MEC End Mill Competitor A Competitor B Competitor C 2 2 0 0.05 0.1 0.15 0.2 0 0.05 0.1 0.15 0.2 Tool Dia. φ20 S50C fz(mm/t) fz(mm/t) Vc=100m/min Shouldering ap×ae=9×10mm ap(mm) fz=0.2mm/t Dry (Internal evaluation) ap(mm) M 10 10 8 8 ap (mm) 6 ap (mm) 6 MEC16-S16-11T 4 4 2 2 ■ Chipbreaker 0 0.05 0.1 0.15 0.2 0 0.05 0.1 0.15 0.2 fz(mm/t) fz(mm/t) Milling ● JT Chipbreaker ● JA Chipbreaker ap(mm) ap(mm) (General Purpose) (For Aluminum) 10 10 8 8 ap (mm) 6 ap (mm) 6 MEC20-S20-11T 4 4 Inserts 2 2 Lead Angle 0 0.05 0.1 0.15 0.2 0 0.05 0.1 0.15 0.2 45°/20° fz(mm/t) fz(mm/t) Lead Angle ap(mm) ap(mm) 15° 10 10 Lead Angle 8 8 0° ● JS chipbreaker ap (mm) 6 ap (mm) 6 (Low cutting force) MEC25-S25-11T 4 4 High Feed 2 2 0 0.05 0.1 0.15 0.2 0 0.05 0.1 0.15 0.2 Multi- Cutting force fz(mm/t) fz(mm/t) Function 20% lower ap(mm) ap(mm) Slot Mill 10 10 8 8 Ball-nose ap (mm) 6 ap (mm) 6 Radius MEC32-S32-11T 4 4 Others 2 2 0 0.05 0.1 0.15 0.2 0 0.05 0.1 0.15 0.2 fz(mm/t) fz(mm/t)   M68