Composite Drills Technical List 7532 - EXOPRO® AERO-H List 5732 - EXOCARB® AERO-H Work Carbon & Glass FiberMaterialReinforced PlasticsCFRP + Aluminum Stack CFRP + Titanium Stack CFRP + CRES Stack CuttingSpeed 165 - 260 SFM 200-400 SFM 40-60 SFM 30-50 SFM Drill Dia. Speed Feed Speed Feed Speed Feed Speed Feed (in) RPM IPR RPM IPR RPM IPR RPM IPR #40 8,000 0.0008 - 0.002 10,135 0.001 - 0.003 1,900 0.0002 - 0.0007 1,550 0.0002 - 0.0007 #30 6,100 0.0008 - 0.003 8,110 0.003 - 0.004 1,500 0.0004 - 0.0009 1,150 0.0004 - 0.0009 #20 4,900 0.0012 - 0.003 6,310 0.004 - 0.005 1,225 0.0006 - 0.0011 950 0.0006 - 0.0011 #11 4,100 0.0012 - 0.003 5,410 0.004 - 0.005 1,000 0.0007 - 0.0012 800 0.0007 - 0.0012 #2 3,550 0.0014 - 0.004 4,730 0.005 - 0.006 875 0.0009 - 0.0014 675 0.0009 - 0.0014 1/4 3,100 0.0016 - 0.004 4,060 0.006 - 0.007 750 0.001 - 0.0015 600 0.0010 - 0.0015 5/16 3,170 0.0016 - 0.004 3,380 0.007 - 0.008 625 0.0013 - 0.0018 475 0.0013 - 0.0018 3/8 2,100 0.002 - 0.004 2,710 0.009 - 0.010 500 0.0016 - 0.0021 400 0.0016 - 0.0021 7/16 1,790 0.002 - 0.004 2,370 0.010 - 0.011 425 0.0019 - 0.0024 350 0.0019 - 0.0024 1/2 1,570 0.002 - 0.004 2,030 0.012 - 0.013 375 0.0023 - 0.0028 275 0.0023 - 0.0028 1. Feed rates can and should be adjusted depending on stack makeup, with higher feed rates in the composite portion and lower feeds in the metal portion. 2. Peck drilling may be necessary for enhanced quality and proper chip evacuation. 3. There are many factors that can effect successful stack drilling; please contact OSG about your specific application for best recommendation. List HP700 - HY-PRO® CARB NEPTUNE® Work Carbon & Glass FiberMaterialReinforced PlasticsCFRP + Aluminum Stack CFRP + Titanium Stack CFRP + CRES Stack CuttingSpeed 150-300 SFM 200-400 SFM 40-60 SFM 30-50 SFM DrillDiameter(in)SpeedRPM FeedIPR SpeedRPM FeedIPR SpeedRPM FeedIPR SpeedRPM FeedIPR #40 8,900 0.001-0.002 11,250 0.001-0.003 1,900 0.0002-0.0007 1,550 0.0002-0.0007 #30 6,700 0.001-0.002 9,000 0.003-0.004 1,500 0.0004-0.0009 1,150 0.0004-0.0009 #20 5,250 0.001-0.002 7,000 0.004-0.005 1,225 0.0006-0.0011 950 0.0006-0.0011 #11 4,500 0.001-0.002 6,000 0.004-0.005 1,000 0.0007-0.0012 800 0.0007-0.0012 1/4 3,350 0.0015-0.003 4,500 0.006-0.007 750 0.001-0.0015 675 0.0009-0.0014 WWW.OSGTOOL.COM Drilling Technical 311