Series 55M, 55MCR, 55MBAeAp AeVcDC •mm
MetricHardnessAe x DCAp x DC(m/min)6810121620
Profile72RPM379728482278189814241139
TITANIUM ALLOYS≤ 0.25≤ 1.5(57-86)Fz0.0140.0260.0430.0480.0540.061
Pure Titanium, Ti6Al4V≤ 350 Bhn orFeed (mm/min)273365486456383349
, Ti6Al2Sn4Zr2Mo,≤ 38 HRcHSM119RPM630147263781315123631890
Ti4Al4Mo2Sn0.5Si≤ 0.05≤ 2(95143)Fz0.0310.0510.0850.0960.1050.120
-Feed (mm/min)98312101613151212401134
SProfile26RPM13731030824687515412
TITANIUM ALLOYS (DIFFICULT)≤ 0.25≤ 1.5(21-31)Fz0.0140.0260.0430.0480.0540.061
Ti10Al2Fe3Al, Ti5Al5V5Mo3Cr,≤ 440 BhnFeed (mm/min)99132176165138126
Ti7Al4Mo, Ti3Al8V6Cr4Zr4Mo,or ≤ 47 HRcHSM43RPM2262169613571131848679
Ti6Al6V6Sn, Ti15V3 Cr3Sn3Al≤ 0.05≤ 2(34-51)Fz0.0310.0510.0850.0960.1080.120
Feed (mm/min)353434579543456407
Profile53RPM28272121169614141060848
≤ 0.25≤ 1.5(43-64)Fz0.0120.0210.0350.0380.0440.048
H TOOL STEELS A2 D2 H13 L2 M2≤ 375 Bhn orFeed (mm/min)170226294271231204
, , , , , P20, S7, T15, W2≤ 40 HRcHSM88RPM468635142811234317571406
≤ 0.05≤ 2(71-106)Fz0.0240.0410.0670.0770.0840.093
Feed (mm/min)562712937900742656

Bhn (Brinell) HRc (Rockwell C) HSM (High Speed Machining) rpm = (Vc x 1000) / (DC x 3.14) mm/min = Fz x 5 x rpm reduce speed and feed for materials harder than listed reduce feed and Ae when finish milling (.02 x DC maximum) reduce Ap to 1 x DC (maximum) when profile milling with long or extra long flute length tools feed rates listed have chip thinning adjustments included where applicable refer to the SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com)