SUPER ALLOYS APPLICATION

HRC hardness ISO S

50

40

HF

Hard+

HF Uni+

30

20

MEFMEF+

10

25 50 75 100 Vc [m/min]

+ 1st choice , suitable

HARDENED STEEL APPLICATION

HRC hardness ISO H

70

60

50 HF

Hard+

UH+

40

MEX+

30

50 100 150 200 Vc [m/min]

HF UNI : universal purpose (page 387) + 1st choice , suitable HF HARD : special purpose (page 463) MEF : special purpose (page 483) MEX : special purpose (page 523)