A

Starting values for cutting speed vc[m/min]
HC (PVD)
YBG205YBG302
ae/ Dae/ D
1/41/4
170160
145140
140130
120115
115105
145140
120115
115105
9590
8580
6060
8580
7570
9585
7570
185175
115105
130120
8580
155145
105100

D

E

HCCoated carbide
HTUncoated carbide, main component (TiC) o. (TiN), cermet
HC1Coated cermet
HWUncoated carbide, main component (WC)