Milling and Drilling Tools for Composite and Honeycomb Materials

CPComposite Cutting DataAPPLICATION GOOD BETTER BESTFinishing 54-200Honeycomb 67-300 32-000 30-300CFRP 66-900 66-800 68-300G10/G11Fiberglass56-000P 67-000 54-200Fiberglass 67-000 67-400 67-200Phenolic 53-000P 67-200 67-220Single Pass 56-000P 67-250 68-000DEPTH OF CUT:1 x D Use recommended chip load2 x D Reduce chip load by 25%3 x D Reduce chip load by 50%CHIP LOAD PER TOOTHCutting Edge DiameterSeries Cut 1/16 3/32 1/8 5/32 3/16 7/32 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1 1/8 1 1/4 1 1/2 1 3/4 254-200 1 x D .002-.004 .002-.004 .002-.004 .003-.006 .005-.01056-000P 1 x D .002 - .004 .002 - .004 .004 - .006 .004 - .006 .004 - .00663-000 1 x D .003 - .005 .003 - .005 .003 - .005 .004 - .006 .005 - .00766-800 1 x D .001-.002 .002-.003 .003-.00466-900 1 x D .002-.004 .002-.004 .004-.006 .004-.006 .006-.00867-000 1 x D .004 - .006 .004 - .006 .004 - .00667-200 1 x D .002 - .010 .002 - .01067-220 1 x D .001-.002 .001-.00267-250 1 x D .002 - .004 .004 - .006 .004 - .00667-300 1 x D .004 - .006 .006 - .008 .010 - .01267-400 1 x D .002 - .004 .004 - .006 .004 - .006 .004 - .00667-500 1 x D .001 - .003 .001 - .003 .002 - .004 .002 - .004 .003 - .005 .004 - .00668-000 1 x D .004 - .006 .004 - .006 .004 - .006 .008 - .01068-200 1 x D .0005 - .001 .001 - .002 .001 - .00268-300 1 x D .001-.002 .001-.002 .004-.006NOTE: Spindle RPM’s generally range from 9,000 - 12,000when cutting composite materialsFORMULAS:DEFINITIONS:Chip Load = Feed Rate / (RPM x # of cutting edges)Feed Rate (IPM) = RPM x # of cutting edges x chip loadSpeed (RPM) = Feed Rate / (# of cutting edges x chip load)IPM = Inches Per MinuteIPR = Inches Per Revolution23 www.onsrud.com