A Grade - Chipbreaker Guide 1 corner inser t B Insert For aluminium and non-ferrius metal C Ext. Toolholder GE-AL Reduce cutting force and 0.30 Feed: f (mm/rev) welding due to sharp 0.25 0.20 CW = 2 - 4 mm 0.15 D 0.10 Int. Toolholder 0.05 Internal 2 3 4 Groove width : CW (mm) F117 page E Threading STANDARD CUTTING CONDITIONS ISO Workpiece material Grade Cutting Speed Vc (m/min) T9225 80 - 300 F T9125 80 - 200 Grooving Low carbon steel, Alloy steel ( ~ HB150) NS9530 100 - 200 GH730 50 - 180 T9225 80 - 220 Milling cutter Miniature tool G Low carbon steel, Alloy steel T9125 80 - 180 (HB150 ~ 250) NS9530 80 - 180 GH730 50 - 150 T9225 80 - 220 T9125 80 - 150 H High carbon steel, Alloy steel (HB250 ~ ) NS9530 80 - 150 GH730 50 - 120 T9225 80 - 180 Stainless steel T9125 80 - 150 GH730 50 - 120 I Endmill T9225 80 - 250 Grey iron, Ductile cast iron T9125 80 - 200 GH730 50 - 180 J Drilling tool Aluminium alloy, Non-ferrous metal KS05F 200 - 300 Internal Feed: f (mm/rev) User's Guide Tooling System K Operation Groove width CW(mm) 3 4 5 Internal grooving (GE**) 0.04 - 0.14 0.05 - 0.15 0.05 - 0.16 Internal grooving (GN**) 0.04 - 0.16 0.05 - 0.18 0.05 - 0.2 Internal traversing (GT**) Internal traversing (GR**) ap = 0.5 - 1.5 f = 0.06 - 0.2 ap = 0.5 - 1.4 f = 0.05 - 0.25 ap = 0.5 - 2 f = 0.06 - 0.25 ap = 0.5 - 1.5 f = 0.05 - 0.26 ap = 0.5 - 2.5 f = 0.06 - 0.27 ap = 0.5 - 1.6 f = 0.05 - 0.3 L M Aluminium alloys 0.03 - 0.1 0.03 - 0.1 - (GE**-AL) Index For diameter compensation values in traversing, see page F091. When vibration occurs in turning, please use the lower limit value in the above table Tungaloy F119