SQUAREBALLRADIUSTAPERBARRELROUGHINGSOLID END MILLS CARBIDE RECOMMENDED CUTTING CONDITIONS Graphite Copper, Copper alloy Work Material Table feed Table feed RE LB2 Revolution Depth of cut Width of cut Revolution Depth of cut Width of cut (mm) (mm) (min-1) (mm/min) (IPM) ap (mm) ae (mm) (min-1) (mm/min) (IPM) ap (mm) ae (mm) 30 20000 1100 43.3 0.05 0.13 16000 700 27.6 0.04 0.13 R0.5 40 15000 750 29.5 0.04 0.11 12000 480 18.9 0.03 0.11 50 12000 500 19.7 0.03 0.10 9600 320 12.6 0.02 0.10 40 20000 1800 70.9 0.13 0.40 16000 1100 43.3 0.10 0.40 R1 60 15000 900 35.4 0.09 0.27 12000 580 22.8 0.07 0.27 80 12000 600 23.6 0.07 0.20 9600 380 15 0.06 0.20 R1.5 60 140008012000 17001200 66.947.2 0.150.12 0.45 11000 11000.35960077043.330.3 0.120.10 0.450.35 R2 100 10000 1100 43.3 0.20 0.50 8000 700 27.6 0.16 0.50 ae Depth of cut ap Note 1) When high machining accuracy is needed, or work material becomes chipped, we recommend lowering feed rate. Note 2) Use a milling machine dedicated for graphite. Note 3) If rigidity of machine or work materials installation is very low, or chattering and noise are generated, reduce revolution and feed rate proportionately. I I267