Modular Head Series Tooling by DIJET Aero Chipper MALTYPE ■ RECOMMENDED CUTTING CONDITIONS / WIDE SHOULDER MILLING ● MAL type + MSN Carbide Shank Holder Tool dia. (mm) Work Insert 20 25 28 Materials Grades ℓ ap ae n Vf ℓ ap ae n Vf ℓ ap ae n Vf (mm) (mm) (mm) (min-1) (mm/min) (mm) (mm) (mm) (min-1) (mm/min) (mm) (mm) (mm) (min-1) (mm/min) 75 4 14 14,000 1,120 90 8 18 12,000 4,800 90 7 20 11,000 2,640 Aluminium alloy50-110HBFZ05 125 2 14 14,000 700 140 5 18 12,000 2,400 140 4 20 11,000 1,540 175 0.5 14 10,000 500 190 2 18 9,000 1,200 190 2 20 9,000 900 Stainless steelBelow 250HB 60 2JC511890114 2,400 240 60 3 18 1,900 380 90 2 20 1,700 272141,90095902181,5401541101201,350108 Titanium alloy35-43HRC 60 6 14 950 76 60 10 18 764 122 90 7 20JC51189031495048906187647611032068511068569 Tool dia. (mm) Work Insert 32 35 40 Materials Grades ℓ ap ae n Vf ℓ ap ae n Vf ℓ ap ae n Vf (mm) (mm) (mm) (min-1) (mm/min) (mm) (mm) (mm) (min-1) (mm/min) (mm) (mm) (mm) (min-1) (mm/min) 100 7 22 9,500 2,850 100 8 25 9,000 3,600 100 8 28 7,800 5,850 Aluminium alloy50-110HBFZ05 150 4 22 9,500 1,520 150 5 25 9,000 1,800 150 6 28 7,800 2,800 200 2 22 8,000 800 200 3 25 7,200 1,000 200 4 28 6,400 1,500 Stainless steelBelow 250HB 90 3 22 1,500 240 100 2 25 1,355 217 100 2 28 1,200 288JC51181201221,2001201501251,100110150128950114 Titanium alloy35-43HRC 90 7 22 600 96 100 8 25 545 87 100 8 28 480 115JC5118120322600601504255455515032848072 ℓ:Overhung length, ap: Depth of cut, ae: width of cut, n: Spindle speed, Vf: Feed speed ■NOTE 1) The cutting parameters to be adjusted according to the machine rigidity or work rigidity. 2) In case chatter occurrs, recommend to reduce depth of cut or feed speed. B149