91 Cutting conditions / Schnittwertempfehlungen VHRFF3 VHRFFW 3 160 089 16 03 100 Workpiece Material: 1.0718 Hardness: 170 HB Van Hoorn Competitor ø 16,0 mm 16,0 mm V c 250 m/min 250 m/min n 4.975 rpm 4.975 rpm F z 0,20 mm/t 0,08 mm/t Z 3 3 V f 3000 mm/min 1200 mm/min a p 20,0 mm 20,0 mm a e 3,0 mm 1,5 mm Coolant emulsion emulsion Q 180,0 mm3/min 36,0 mm3/min Slot milling / Nutfräsen ap max. (mm) ae max. (mm) Fz (mm/tooth) < 6,0 6,0 0,015 - 0,035 < 8,0 8,0 0,025 - 0,045 < 10,0 10,0 0,030 - 0,050 < 12,0 12,0 0,035 - 0,060 < 14,0 14,0 0,040 - 0,070 < 16,0 16,0 0,050 - 0,080 < 20,0 20,0 0,060 - 0,100 Shoulder milling / Eckfräsen ap max. (mm) ae max. (mm) Fz (mm/tooth) < 12,0 < 2,7 0,025 - 0,050 < 16,0 < 3,6 0,030 - 0,060 < 20,0 < 4,5 0,040 - 0,070 < 24,0 < 5,4 0,050 - 0,080 < 28,0 < 6,3 0,055 - 0,090 < 32,0 < 7,2 0,060 - 0,100 < 40,0 < 9,0 0,080 - 0,120 Ød (mm) 6,0 8,0 10,0 12,0 14,0 16,0 20,0 Material group TSR Hardness (N/mm2) HB P1.1 < 750 < 250 P1.2 < 1000 < 300 P1.3 < 1400 < 400 H2.1 42-50 HRc M3.1 < 950 M3.2 < 1250 K4.1 < 800 S6.1 < 1500 S6.2 < 1600 S6.3 < 1600 S6.4 < 1250 Cutting speed Vc m/min 140 - 220 100 - 180 70 - 160 80 - 140 80 - 130 60 - 100 100 - 160 40 - 60 45 - 70 30 - 50 60 - 90 Coolant emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion ap ae ap ae= Ød Material removal rate Zerspanungsleistung Van Hoorn Competitor 200 150 100 50 0
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