Separator™ Insert Selection System 4 Select chipbreaker style for the application: See the application guide on page E112 for a complete list of insert styles. non-ferrous hardened insert type steel stainless steel cast iron metals high-temp alloys materials first choice X2-Ultra(X2 has wipers)X2-Ultra X2-Ultra X2-Ultra X2-Ultra — second choice S2-Ultra S2-Ultra Classic S2-Ultra S2-Ultra X2 5 Select grade: Recommended Grades non-ferrous high-temp hardened machining condition steel stainless steel cast iron metals alloys materials high performance M93 M433B M93 M93 M433B – for optimal conditions (clean cuts, good machine condition, higher speed capability) — M93 — — M93 – general purpose M43 M43 M43 M43 M43 M93 (1st choice for general machining) M45 M45 M45 M45 M45 – unfavourable conditions (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 widia.com E111