SQUAREBALLRADIUSTAPERBARRELROUGHINGSOLID END MILLS CARBIDE RECOMMENDED CUTTING CONDITIONS Carbon steel, Cast iron, Hardened steel (45-55HRC) Work Alloy steel, Pre-hardened steel Material AISI 1050, AISI No 35 B, AISI H13 etc. AISI P20, AISI P21 etc. DC Revolution Table feed Depth of cut Revolution Table feed Depth of cut (mm) (min-1) (mm/min) (IPM) (mm) (min-1) (mm/min) (IPM) (mm) 1 40000 2000 78.7 0.06 32000 1600 63.0 0.06 1.5 40000 3000 118.1 0.12 32000 1900 74.8 0.08 2 30000 3000 118.1 0.18 24000 1900 74.8 0.10 2.5 24000 2600 102.4 0.25 19000 1600 63.0 0.13 3 20000 2300 90.6 0.30 16000 1400 55.1 0.15 4 15000 2000 78.7 0.40 12000 1200 47.2 0.20 5 12000 1600 63.0 0.50 9000 900 35.4 0.25 6 10000 1400 55.1 0.60 7000 700 27.6 0.30 8 8000 1000 39.4 0.80 5600 550 21.7 0.40 10 6400 900 35.4 1.00 4500 500 19.7 0.50 12 5400 820 32.3 1.00 3800 450 17.7 0.50 < Please refer to the list above for depth of cut. DC Depth ofcut < 1DC < Please refer to the list abovefor depth of cut. DC:Dia. Note 1) If the depth of cut is smaller than this table, feed rate can be increased. Note 2) When drilling, please set the feed rate at 1/3 or below of the above value. Note 3) If the rigidity of the machine or the work material installation is very low, or chattering is generated, please reduce the revolution and the feed rate proportionately. I I037