IN2 III0N0NN2562/5I50433N0002505IIIINNNN1222500030130550 CONTOUR MILLING OPERATING GUIDELINES Grades Series DG6H, 1DG1H, 1DP1G, DP5G Brinell Feed per Material Hardness SFM Insert Coolant Mild 1018-1045 125-425 1 300-650 Steel Low Alloy 4140, 8620, 4340 .035-.157 No 150-425 2 1 3 4 Med Alloy P20, S7, H13, O1, A2 300-700 Free Machining 303, 416 Stainless 300 Series 304, 310, 316 150-425 200-550 .030-.100 1 2 3 4 Yes Steel 400 Series 410, 420, 15-5PH, 17-4 PH PH Series 13-8 HardenedSteel ALL - 200-400 .030-.075 1 2 No Grades Series SP6H/SP6N Brinell Feed per DOC Material Hardness SFM Insert DPM324L DPM434L Coolant Low Carbon 1018, 8620 100-250 500-800 Steel High Carbon F-6180 250-400 400-700 .035-.100 .040-.080 .060-.120 1 2 2 No Alloyed Steel 4140, 4340 150-300 300-600 Tool Steel A-6, D-1, D-2 Up to 300 300 Series, 304, 316 - 300-600 Ma y not be Stainless Steel 400 Series 15-5 PH Up to 320 300-500 .030-.080 .030-.080 .050-.100 1 2 3 hri egqhusipreededats. 13-8 PH - 200-400 Titanium 6AL-4V - 100-200 .030-.060 .030-.070 .040-.100 2 1­­ Yes The success of any cutter application is a function of many variables. Our initial preference of grade is based on applying a more tough grade. 372