Общий каталог Dijet 2018 - страница 351

Tooling by DIJET Indexable Tools Blade Chipper TDMTyPE ■ RECOMMENDED CUTTING CONDITIONS ● TDM type (Face mill type) Tool dia. φDc (mm) Feed Cutting Depth of cut per tooth 40×5N 42×5N Work Grades speed Breaker Materials Vc (m/min) ap range ap fz n Vf n Vf (mm) (mm) (mm/t) (min-1) (mm/min) (min-1) (mm/min) 0.5 0.35 3,343 3,083 Stainless steel (Martensitic) 1.0 0.25 2,388 2,274 MM4 13Cr JC7560P 190- 240-290 MH4 0.5 – 2.5 1.5 0.21 1,910 (Vc=240) 2,006 1,819 (Vc=240) 1,910 (SUS403, 410, 2.0 0.20 1,910 1,819 420, 430) 2.5 0.18 1,719 1,637 0.5 0.35 2,506 2,387 Stainless steel (Austenitic) 1.0 0.25 1,790 1,705 MM4 17Cr JC7560P 130- 180-230 MH4 0.5 – 2.5 1.5 0.21 1,432 (Vc=180) 1,504 1,364 (Vc=180) 1,432 (SUS304, 2.0 0.20 1,432 1,364 316, 317) 2.5 0.18 1,289 1,228 ℓ: Overhung length, ap: Depth of cut, Vc: Cutting speed, n: Spindle speed, Vf: Feed speed, fz: Feed per tooth MM4: Medium type / 4 corners MH4: Heavy type / 4 corners ■ NOTE 1) The cutting parameters to be adjusted according to the machine rigidity or work rigidity. Overhung length Vc Vf 2) In case of more overhung length, cutting speed and feed speed to be ℓ / Dc (m/min) (mm/min) reduced according to the right table. 3) Use air blow to flush the chips out. ~3Dc 100% 100% 3Dc or less 3Dc~5Dc 70% 70% Over 3Dc, up to 5Dc C139