ISO | Materials | Material Designation | Material Condition | Cutting Speed Recommendations (Vc) |
K | 15 | Grey cast iron (GG) | Pearlitic/ferritic :180 | 400-500 m/min |
K | 16 | Grey cast iron (GG) | Pearlitic/martensiti :260 | 400-500 m/min |
K | 17 | Nodular cast iron (GGG) | Ferritic :160 | 500-1200 m/min |
K | 18 | Nodular cast iron (GGG) | Pearlitic :250 | 400-1000 m/min |
H | 38 | Hardened steel. | Hardened :560 | 90-250 m/min |
H | 39 | Hardened steel. | Hardened :654 | 90-250 m/min |