ISO | Material | Material Designation | Material Condition | Hardness | Cutting Speed Recommendations (Vc) |
K | 15 | Grey cast iron (GG) | Pearlitic/ferritic | 180 HB | 150-400 m/min |
K | 16 | Grey cast iron (GG) | Pearlitic/martensitic | 260 HB | 100-350 m/min |
K | 17 | Nodular cast iron (GGG) | Ferritic | 160 HB | 300-600 m/min |
K | 18 | Nodular cast iron (GGG) | Pearlitic | 250 HB | 200-500 m/min |
H | 38 | Hardened steel | Hardened | 55 HRC | 90-200 m/min |
H | 39 | Hardened steel | Hardened | 60 HRC | 90-200 m/min |
H | 41 | Cast iron | Hardened | 55 HRC | 80-180 m/min |
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