Feed: f (mm/rev) GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex - Chipbreaker Guide A 1 corner insertFor aluminium and non-ferrius metal B GE-AL Reduce cutting force and 0.30welding due to sharp0.25 C CW = 2 - 4 mm 0.20 0.15 0.100.05 Internal234 D Groove width : CW (mm) F117 page STANDARD CUTTING CONDITIONSISOWorkpiece materialGradeCutting SpeedVc (m/min) E T9225 80 - 300 Low carbon steel, Alloy steel T9125 80 - 200( ~ HB150)NS9530100 - 200GH73050 - 180 F T9225 80 - 220 Low carbon steel, Alloy steel T9125 80 - 180(HB150 ~ 250)NS953080 - 180GH73050 - 150 G T9225 80 - 220 High carbon steel, Alloy steel T9125 80 - 150(HB250 ~ )NS953080 - 150GH73050 - 120 H T9225 80 - 180 Stainless steel T9125 80 - 150 GH730 50 - 120T922580 - 250 I Grey iron, Ductile cast iron T9125 80 - 200 GH730 50 - 180 Aluminium alloy, Non-ferrous metal KS05F 200 - 300 J Internal Feed: f (mm/rev) Operation Groove width CW(mm)34 5Internal grooving (GE**)0.04 - 0.140.05 - 0.150.05 - 0.16 K Internal grooving (GN**) 0.04 - 0.16 0.05 - 0.18 0.05 - 0.2 Internal traversing ap = 0.5 - 1.5 ap = 0.5 - 2 ap = 0.5 - 2.5(GT**)f = 0.06 - 0.2f = 0.06 - 0.25f = 0.06 - 0.27 L Internal traversing ap = 0.5 - 1.4 ap = 0.5 - 1.5 ap = 0.5 - 1.6 (GR**) f = 0.05 - 0.25 f = 0.05 - 0.26 f = 0.05 - 0.3 Aluminium alloys(GE**-AL) 0.03 - 0.1 0.03 - 0.1 -For diameter compensation values in traversing, see page F091.M When vibration occurs in turning, please use the lower limit value in the above table Tungaloy F119