FRACTIONAL 2 Flute: Square & Ball End 4 Flute: Square & Ball End Ap Diamond Diameter (D1) Ae Ae (inch) 1, 1B, 3, 3B Vc 1/8 1/4 5/16 3/8 1/2 Fractional Ae x D1 Ap x D1 (sfm) 720 RPM 22003 11002 8801 7334 5501 Fz 0.0009 0.0023 0.0036 0.0043 0.0058 Profile ≤ 0.25 ≤ 1.5 Feed 38.3 50.6 63.4 63.1 63.8 (576-864) 2 flutes (ipm) Feed 76.6 101.2 126.7 126.2 127.6 GRAPHITE 3 flutes (ipm) Ultrafine, Superfine 580 RPM 17725 8862 7090 5908 4431 Fz 0.0075 0.0020 0.0031 0.0038 0.0050 Slot ≤1 ≤1 Feed 265.9 35.4 44.0 44.9 44.3 (464-696) 2 flutes (ipm) Feed 531.7 70.9 87.9 89.8 88.6 3 flutes (ipm) 385 RPM 11766 5883 4706 3922 2941 Fz 0.0005 0.0014 0.0022 0.0026 0.0035 Profile ≤ 0.25 ≤ 1.5 Feed 12.2 16.5 20.7 20.4 20.6 (308-462) 2 flutes (ipm) Feed 24.5 32.9 41.4 40.8 41.2 COMPOSITES 3 flutes (ipm) FRP, CFRP, GRP 350 RPM 10696 5348 4278 3565 2674 Fz 0.0005 0.0012 0.0019 0.0023 0.0030 Slot ≤1 ≤1 Feed 9.6 12.8 16.3 16.4 16.0 (280-420) 2 flutes (ipm) Feed 19.3 25.7 32.5 32.8 32.1 3 flutes (ipm) 1200 RPM 36672 18336 14669 12224 9168 Fz 0.0009 0.0023 0.0036 0.0043 0.0058 Profile ≤ 0.25 ≤ 1.5 Feed 63.8 84.3 105.6 105.1 106.3 (960-1440) 2 flutes (ipm) Feed 127.6 168.7 211.2 210.3 212.7 PLASTICS 3 flutes (ipm) Polycarbonate, PVC, Polypropylene 960 RPM 29338 14669 11735 9779 7334 Fz 0.0008 0.0020 0.0031 0.0038 0.0050 Slot ≤1 ≤1 Feed 44.0 58.7 72.8 74.3 73.3 (768-1152) 2 flutes (ipm) Feed 88.0 117.4 145.5 148.6 146.7 3 flutes (ipm) rpm = (Vc x 3.82) / D1 ipm = Fz x number of flutes x rpm finish cuts typically require reduced feed and cut depths (.02 x D maximum) refer to the KYOCERA SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) www.kyocerEaN-DsgMstILoLoSl.com END MILLS 197