Общий каталог Dijet 2018 - страница 111

Tooling by DIJET QM MILL MPMTYPE ■ RECOMMENDED CUTTING CONDITIONS / HIGH SPEED MACHINING ● MPM type (EOHW type insert) ＋ MSN Carbide Shank Holder Tool dia. (mm) 10/11 12/13 16/17 Work Insert Materials Grades No. of teeth 2N No. of teeth 3N No. of teeth 4N 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) Hardened 40 0.20 ~6 2,880 2,880 50 0.20 ~7 2,390 3,590 65 0.25 ~12 1,790 4,300 die steel SKD61, DAC, DHA JC8118 60 0.15 ~6 2,570 2,060 70 0.15 ~7 2,150 2,580 95 0.20 ~12 1,610 3,090 (1.2344, 1.2379) 42-52HRC 80 0.10 ~6 2,290 1,370 95 0.10 ~7 1,910 1,720 125 0.10 ~12 1,430 2,080 Hardened 40 0.15 ~6 2,550 1,530 50 0.15 ~7 2,120 1,900 65 0.15 ~12 1,590 1,900 die steel SKD11, SLD, DC11 DH102 60 0.10 ~6 2,300 1,240 70 0.10 ~7 1,910 1,550 95 0.10 ~12 1,430 1,520 (1.2344, 1.2379) 55-62HRC 80 – – – – 95 – – – – 125 – – – – ℓ:Overhung length, ap: Axial depth of cut, ae: Radial depth 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 spindle speed with keeping feed per tooth. 3) If machine does not have enough power, recommend to reduce depth of cut first and reduce spindle speed and feed speed. 4)Use air blow to flush the chip sout. B095