GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex S TA N D A R D CUTTING CONDITIONS A Slotting / Roughing ISO Workpiece material Vc (m/min) ø6 - ø8 f z (mm/t)ø10 - ø12 ø16 - ø20 ap(Slotting) B Carbon steel 140 - 180 0.025 - 0.035 0.03 - 0.045 0.04 - 0.055 1xD Alloy steel 70 - 150 0.02 - 0.03 0.03 - 0.045 0.04 - 0.055 1xD Stainless steel 60 - 100 0.02 - 0.035 0.03 - 0.04 0.035 - 0.045 0.5xD C Cast iron 80 - 180 0.02 - 0.04 0.03 - 0.05 0.04 - 0.06 1xD Aluminium alloyTitanium alloy 300 - 750 0.02 - 0.0420 - 500.02 - 0.030.03 - 0.050.025 - 0.04 0.03 - 0.070.03 - 0.07 1xD0.25xD D Hardened steel 20 - 30 0.01 - 0.015 0.02 - 0.045 0.04 - 0.05 0.2xD Semi-finishing / Shouldering (ae = 0.1-0.4 x D) E ISO Workpiece material Vc (m/min) ø6 - ø8 f z (mm/t)ø10 - ø12 ø16 - ø20 ap Carbon steelAlloy steel 150 - 220 0.03 - 0.0670 - 1600.02 - 0.050.06 - 0.070.04 - 0.065 0.07 - 0.080.045 - 0.07 2xD2xD F Stainless steel 80 - 130 0.025 - 0.04 0.035 - 0.045 0.04 - 0.05 2xD Cast iron 130 - 220 0.03 - 0.05 0.04 - 0.06 0.06 - 0.07 2xD G Aluminium alloy 350 - 850 0.04 - 0.06 0.06 - 0.08 0.08 - 0.1 2xD Titanium alloy 40 - 60 0.03 - 0.04 0.035 - 0.05 0.05 - 0.08 2xD Hardened steel 30 - 70 0.015 - 0.035 0.035 - 0.055 0.045 - 0.06 2xD H Finishing (feed rate depending on required accuracy) / High feed machining at low depth of cut (ae = 0.05-0.1 x D) ISO Workpiece material Vc (m/min) ø6 - ø8Carbon steel170 - 2800.05 - 0.07f z (mm/t)ø10 - ø120.07 - 0.08ø16 - ø200.08 - 0.1apapmax I Alloy steel 110 - 220 0.05 - 0.07 0.07 - 0.08 0.08 - 0.1 apmax Stainless steel 100 - 160 0.03 - 0.045 0.04 - 0.05 0.045 - 0.06 apmax J Cast iron 180 - 280 0.035 - 0.06 0.06 - 0.065 0.065 - 0.08 apmax Aluminium alloyTitanium alloy 350 - 900 0.045 - 0.0750 - 700.035 - 0.050.07 - 0.10.04 - 0.06 0.1 - 0.150.06 - 0.085apmaxapmax K Hardened steel 40 - 80 0.02 - 0.04 0.04 - 0.06 0.05 - 0.07 apmax · When the depth of cut (ae) is closer to the upper limit, please start with a lower limit value of cutting speed (Vc).· The items with long slot (2xD or over) and the items with 5 cutting edges or more are not suitable for slotting operation.· When using AH750, reducing cutting speed by 20 to 30% is effective for extending tool life.L · While air blow is recommended, water-soluble coolant will be good for stainless steel, titanium alloy, and heat-resistant alloy. · When chattering occurs with low rigid machines or settings, reduce cutting speed and feed at an equal rate. · When chattering occurs with long tool overhang, reduce cutting speed and feed by 20 to 40% (Variable/FinishMeister is recommended for such operations). · In slotting of high hardened steel, heat-resistant alloy, and some types of stainless steel, start with ap=0.2xD and increase the value gradually while checkingthe status of the operation.· In shoulder milling of high hardened steel and heat-resistant alloy, the cutting width should be started at ae=0.05xD and increase the value gradually whileM checking the status of the operation. · The items with many cutting edges are good for finishing and high feed machining of small width of cut. · VariableMeister is suitable for machining large depth of cut. · Low feed in finishing is recommended for good surface roughness. Tungaloy I051