■ Cutting Performance Description Shouldering Slotting Description Shouldering Slotting (Cutting width ae = φD/2) (Cutting width ae = φD/2) MEW16…-10 ap(mm)a1p(084620aaa111mppp(((084620846208462000mmmm0)mmm.1000)))...111a pa pa( p(m(mmmm)m)) ap(mm)a1p(084620aaa111pm(pp((846200008462084620mmmmm0)mmmm.10)000)))....1111a pa pa( p(m(mmmm)m)) a1111p(a024684620aaa1111p(111111111111ppp( ( (m024684620024602460246846208462084620mmmmmm0)mmm.0)1000) ) )....1111 a1111p(aaaa0246846201111p(111111111111ppp( ( (m024684620846208462084620024602460246mmmmm0)mmm.0)1000) ) ).1...111 MEW18…-10 MEW25…-15 ap(mm)apapaa(pp(m((mmmmm)mm))) apapaaa(ppp(m(((mmmmmm)mmm)))) ~  0fz.(   1000fff5zzz.m..(((111555mmmmt/0mmm).2t/tt//000)))...222 0.20005...222555  0fz .   (10f000fffz5zzz....(m(((11115555mmmmm/mt0mmm.)/2///t0t t t000.)...) ) )2222 0.200005....22225555 MEW50…-15 ap(mm)a1p(084620aaa111mppp(((084620846208462000mmmm0)mmm.1000)))...111a pa pa( p(m(mmmm)m)) ap(mm)a1p(084620aaa111pm(pp((846200846208462000mmmmm0)mmmm.10)000)))....1111a pa pa( p(m(mmmm)m))  0f z   .(0f1000fffz.zzz5(...1( ( (m1115555mmmmmm/mmmt0/.)t0///2t t t000.)...2) ) )222 0.02000.5...22225555  0f z   .0f(1000zfff.(zzz51...( ( (m1115m555mmmm/mmmt0/t0.)///2t t t000.)2...) ) )222 00.2000.25...2225555 MEW20…-10 ~ a1111p(a024684620aaa1111p(111111111111ppp( ( (m846200246024602460246846208462084620mmmmmm0)mmm.0)1000) ) )....1111 a1111p(aaaa8462002461111p(111111111111ppp( ( (m024684620846208462084620024602460246mmmmm0)mmm.0)1000) ) ).1...111 MEW50…-10  0fz.(   1000fff5zzz.m..(((111555mmmmt/0mmm).2t/tt//000)))...222 0.20005...222555  0fz. (   10000ffff5z.zzz...(m(((11115555mmmmmt/m0mmm).t/2t t t///0000).) ) )...2222 0.200005....22225555 MEW040R…-15 ap(mm)apapa(app(m((mmmmm)mm))) apaapa(appp(m(((mmmmmm)mmm)))) a1p(084620aaa111mppp(((084620846200846200mmmm0)mmm.1000)))...111 a1p(084620aaa111pm(pp((846200084620846200mmmmm0)mmmm.10)000)))....1111 ~ MEW20-S20 MEW080R…-15 -10-150-2T ap(mm) apapa(ap(pm((mmmmm)mm))) ap(mm) apapa(ap(pm((mmmmm)mm))) MEW25-S25  0f z   .(0f1000fffz.zzz5(...1( ( (m1115555mmmmmm/mmmt0/.)t0///2t t t000.)...2) ) )222 0.02000.5...22225555  0f z   .0f(1000zfff.(zzz51...( ( (m1115m555mmmm/mmmt0/t0.)///2t t t000.)2...) ) )222 00.2000.25...2225555 -10-170-2T (Long Shank)  0fz.(   1000fff5zzz.m..(((111555mmmmt/0mmm).2t/tt//000)))...222 0.20005...222555  0fz .   (10f000fffz5zzz....(m(((11115555mmmmm/mt0mmm.)/2///t0t t t000.)...) ) )2222 0.200005....22225555 a1p(084620aaa111mppp(((84620002084620846200mmmm0)mmm.10000)))....1111 a1p(084620aaa111pm(pp((84620020846208462000mmmmm0)mmmm.10)000)))....1111 ap(mm) apapa(ap(pm((mmmm)mm))) ap(mm) apapa(ap(pm((mmmm)mm))) ・Vc=180m/min MEW032R…-10 ・GM Chipbreaker ~ ・Workpiece Material:S50C MEW063R…-10 ・Overhang Length  0fz.(    10000ffff5zzzz.m...((((11115555mmmmmt/0mmmm).2t/ttt///0000))))....2222 0.200005....22225555  0fz .   (10f000fffz5zzz....(m(((11115555mmmmm/mt0mmm.)/2///t0t t t000.)...) ) )2222 0.200005....22225555  1. End mill: Same length as ℓ of the dimension  2. Face mill: H of the dimension + minimum overhang length of the arbor ■ Case Studies SS400 SS400 ・Construction machine part ・Machine Part ・Vc=250m/min ・Vc=250m/min M ・ap×ae=4×20mm ・ap×ae=3×20mm (Slotting) ・fz=0.14mm/t(Vf=1,350mm/min) ・fz=0.2mm/t(Vf=2,390mm/min) ・Wet ・Dry ・MEW32-S32-10-4T (4 inserts) ・MEW20-S20-10-3T (3 inserts) ・LOMU100408ER-GM(PR1525) ・LOMU100408ER-GM(PR1525) Milling PR1525 Chip Evacuation Rate =108cc/min PR1525 Chip Evacuation Rate = 144cc/min (Stable milling) Competitor A Chip Evacuation Rate =72cc/min Competitor B Chip Evacuation Rate = 114cc/min (Unstable) (Positive Cutter) (Positive Cutter) MEW showed stable milling without chattering at higher feed, improving the No chattering with MEW, while Competitor B chattered at the same cutting conditions. machining efficiency by 150%. No burrs with MEW and excellent surface finish is gained. Burrs are prevented and excellent surface finish is achieved. (Evaluation by the user) (Evaluation by the user) 15-5PH(42HRC) SKD61(45HRC) ・Aircraft Part 130 ・Mold Part ・Vc=180m/min 25 ・Vc=100m/min ・ap×ae=2×25mm ・ap×ae=3.5×30mm ・fz=0.1mm/t(Vf=716mm/min) ・fz=0.1mm/t(Vf=400mm/min) ・Wet ・Dry ・MEW32-S32-10-4T (4 inserts) ・MEW32-S32-10-4T (4 inserts) ・LOMU100408ER-GM(PR1525) ・LOMU100408ER-GH(PR1525) PR1525 Chip Evacuation Rate = 35.8cc/min (Further Machining Possible) PR1525 Chip Evacuation Rate = 42cc/min (Further Machining Possible) Competitor C Chip Evacuation Rate = 26.8cc/min (Unable to continue machining) Competitor D Chip Evacuation Rate = 21cc/min (Unable to continue machining) (Positive Cutter) (Positive Cutter) No chattering and more stable milling is possible with MEW. MEW doubled machining efficiency. Furthermore, MEW inserts have double Despite the milling difficulty because of the properties of the material, PR1525 kept number of edges (4-edge), which enables a drastic cost reduction. good cutting edge form, minimizing wear and adhesion. (Evaluation by the user) (Evaluation by the user) M61