Recommended Grades
Grooving cutting conditionsteelstainless steelcast ironnon-ferrous metalshigh-temp alloyshardened materials
heavily interrupted cutWU25PTWU25PTWU25PTWU25PTWU25PT–
lightly interrupted cutWP25CT/ WU25PTWU25PTWP25CT/ WU25PTWU25PTWU25PT–
varying depth of cut, casting, or forging skinWU10PTWU10PTWP10CT/ WU10PTWU10PTWU10HT/ WU10PTWU10PT
smooth cut, pre-turned surfaceWP10CT/ WU10PTWU10PTWP10CT/ WU10PTWU10PTWU10HT/ WU10PTWU10PT

WU10PT WU10PT WU10PT

Recommended Grades
Cut-Off cutting conditionsteelstainless steelcast ironnon-ferrous metalshigh-temp alloyshardened materials
heavily interrupted cutWU25PTWU25PTWU25PTWU25PTWU25PT–
lightly interrupted cutWU25PTWU25PTWU25PTWU25PTWU25PT–
varying depth of cut, casting, or forging skinWU25PTWU25PTWU25PTWU25PTWU25PTWU25PT
smooth cut, pre-turned surfaceWU25PTWU25PTWU25PTWU25PTWU25PTWU25PT

NOTE: See page E11 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.

NOTE: See page E13 for cutting data.

B A