
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