Общий каталог Mitsubishi 2020 - 2021 - страница 996

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SQUAREBALLRADIUSTAPERBARRELROUGHINGSOLID END MILLS CARBIDE RECOMMENDED CUTTING CONDITIONS Hardened steel (45─ 55HRC) Hardened steel (55 ─62HRC) Hardened steel (62 ─70HRC) Work Material AISI H13 etc. AISI D2 etc. AISI W1, AISI M2 etc. DC Revolution Table feed Depth of cut Revolution Table feed Depth of cut Revolution Table feed Depth of cut (mm) (min-1) (mm/min) (IPM) (mm) (min-1) (mm/min) (IPM) (mm) (min-1) (mm/min) (IPM) (mm) 1 40000 1200 47.2 0.05 40000 800 31.5 0.03 32000 500 19.7 0.02 2 40000 2000 78.7 0.1 24000 1000 39.4 0.05 16000 600 23.6 0.05 3 32000 3800 149.6 0.2 16000 1900 74.8 0.1 11000 1200 47.2 0.05 4 24000 4400 173.2 0.2 12000 2200 86.6 0.1 8000 1300 51.2 0.05 6 16000 5800 228.3 0.3 8000 2900 114.2 0.2 5300 1800 70.9 0.1 8 12000 5800 228.3 0.4 6000 2900 114.2 0.2 4000 1800 70.9 0.1 10 9600 5800 228.3 0.5 4800 2900 114.2 0.3 3200 1800 70.9 0.2 12 8000 4800 189.0 0.6 4000 2400 94.5 0.3 2700 1500 59.1 0.2 16 6000 3600 141.7 0.8 3000 1800 70.9 0.5 2000 1100 43.3 0.3 20 4800 2900 114.2 1.0 2400 1400 55.1 0.5 1600 880 34.6 0.3 25 3800 2300 90.6 1.0 1900 1100 43.3 0.5 1300 720 28.3 0.3 < Please refer to the list < Please refer to the list above above for depth of cut. for depth of cut. Depth of cut < 1.5DC < 1.0DC DC : Dia. y Slot milling with small diameter tools Hardened steel (45─ 55HRC) Hardened steel (55─62HRC) Work Material AISI H13 etc. AISI D2 etc. I DC Revolution Table feed Depth of cut Revolution Table feed Depth of cut (mm) (min-1) (mm/min) (IPM) (mm) (min-1) (mm/min) (IPM) (mm) 1 15000 300 11.8 0.1 9500 110 4.3 0.05 2 8000 320 12.6 0.2 4800 190 7.5 0.1 DC Depth ofcut Please refer to the list abovefor depth of cut. DC : Dia. Note 1) If the depth of cut is smaller than this table, feed rate can be increased. Note 2) If the rigidity of the machine or the work material installation is very low, or chattering is generated, please reduce the revolution and the feed rate proportionately. I237