
4 Select chipbreaker style for the application: See the application guide on page E112 for a complete list of insert styles.
| insert type | steel | stainless steel | cast iron | non-ferrous metals | high-temp alloys | hardened materials |
| fi rst choice | X2-Ultra (X2has wipers) | X2-Ultra | X2-Ultra | X2-Ultra | X2-Ultra | — |
| second choice | S2-Ultra | S2-Ultra | Classic | S2-Ultra | S2-Ultra | X2 |
second choice S2-Ultra S2-Ultra Classic S2-Ultra S2-Ultra X2
5 Select grade:
| Recomme | nded Grades | |||||
| machining condition | steel | stainless steel | cast iron | non-ferrous metals | high-temp alloys | hardened materials |
| high performance | M93 | M433B | M93 | M93 | M433B | – |
| for optimal conditions (clean cuts, good machine condition, higher speed capability) | — | M93 | — | — | M93 | – |
| general purpose (1st choice for general machining) | M43 | M43 | M43 | M43 | M43 | M93 |
| unfavourable conditions | M45 | M45 | M45 | M45 | M45 | – |
| (interrupted cuts, low speeds, etc.) | M40 | M40 | M40 | M40 | M40 | – |
See page E109 for Grades and Grade Descriptions.
6 Determine cutting data: A Based on material group and grade, identify starting speed (vc). B First choice starting speed is in bold. See page E113 for cutting data. A B