29 Cutting conditions / Schnittwertempfehlungen VHTMI 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 N5.1 < 500 N5.2 < 400 N5.3 < 350 N5.4 S6.1 S6.2 S6.3 < 1600 S6.4 < 1250 Coolant emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion emulsion Cutting speed Vc m/min 50 - 75 50 - 75 40 - 70 15 - 30 20 - 40 20 - 40 50 - 100 50 - 100 60 - 130 50 - 100 50 - 100 30 - 50 30 - 50 15 - 30 30 - 60 Fz (mm/tooth) 0,02 - 0,04 0,02 - 0,04 0,03 - 0,05 0,03 - 0,05 0,03 - 0,05 0,03 - 0,05 0,03 - 0,05 0,05 - 0,10 Ød (mm) M4 M5 M6 M8 M10 M12 M16 M20 • Short cycle time Kurze Zykluszeit • Extra long cutting edge Extra lange Schneidkante
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