IN2030 IN2040IIIIIINNNNNN22212300000043031M00505 END MILL OPERATING GUIDELINES Grades Series 15R1V, 15R4H Brinell Feed per Material Hardness SFM Insert Coolant Aluminum 7075-T6, 6061-T6, 2024 - 1500-8000 .004-.006 1 Yes Gray Cast Iron 150-250 700-1500 .004-.006 1 No Nodular Low Carbon 1018, 8620 100-250 High Carbon F-6180 250-400 Steel 600-1500 .004-.006 1 2 No Alloyed Steel 4140, 4340 150-300 Tool Steel A-6, D-1, D-2 Up to 300 300 Series, 304, 316 - May not be StSaitneleels s 400 Series, 15-5 PH, 17-4 PH - required at350-1000.004-.00612high speeds 13-8 PH - Yes Nickel Inconel 600, 706, 718,Alloys 903, Hastelloy, Waspalloy- 75-120 .004-.006 1 Yes Titanium 6AL-4V - 100-150 .004-.006 1 Yes Grades* Series 22J3F, 12J1F, 2J1F Brinell Feed per Material Hardness SFM Insert Coolant Aluminum 6061 T-6, 7075 T-6, 2024 - 1500-8000 .004-.010 1 3 2 Yes Gray 300-1000 Cast Iron 150-250 .004-.010 2 1 3 3 No Nodular 300-600 Low Carbon 1018, 8620 100-250 400-1000 .004-.010 2 1 1* 3 High Carbon F-6180, Nitralloy 52100 250-400 350-500 .004-.008 Steel Alloyed Steel 4140, 4340, 6150 No150-300 3 11*2 300-700 .004-.010 Tool Steel A-6, D-1, D-2, P-20 Up to 300 300 Series, 304, 316 - 300-700 May not be Sta inless 400 Series 15-5 PH,Steel 17-4 PH .004-.010 required atUp to 320400-900 2311* high speeds 13-8 PH - 200-400 .004-.008 Yes Nickel Inconel 600, 706, 718,Alloys 903, Hastelloy, Waspalloy- 75-120 .003-.006 2 3 1 1 Yes Titanium 6AL-4V - 100-150 .003-.006 2 1 1 Yes *Preferred for higher SFM. 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. 350