b'\x1b\x1a\x19 \x1f\x18\x1d\x17\x16Get With the Programthe tool in a safe cutting conditionWiththecuttingparametersWhathappenswhenthecost and maintain a consistent chip. equalized, the mrr was 2.4 cu. in. forperformance is applied over 250 On the less expensive tools, theall tools. Therefore, the total timeparts? Suppose a part needs 50 cu. ipt seemed low at 0.0020 (0.0508needed to machine 1,000 cu. in. ofin. of material removed, so the total mm/tooth) for tool B, 0.0012 (0.0305D-2 was the same for each tool, asmaterial removal for the job is 12,500 mm/tooth) for C and 0.0014 (0.0356was the calculated machining cost.cu. in. The actual tool cost difference mm/tooth) for D. Also, the surfaceThe difference among the cuttingfor tool A becomes about $2,435 speed recommendations were 425,tools came down to tool life. Withless than the next closest tool.325 and 300 sfm (129.5, 99.1 andtotal tool costs applied, tools B, CHow did that happen? We in-91.4 m/min.) for B, C and D, respec- and D were moving closer in costcreased speeds and feeds above tively. Of all the tools, tool A had theperformance to tool A. recommendations for the other most aggressive recommendations:tools, which performed relatively 0.0025 ipt (0.0635mm) and 600 sfmStas Mylek is seniorwell from a machining and cost-per-(182.9 m/min.). applications adviserformance standpoint. Why werent For the next benchmark test, allfor CNC Softwarecutting recommendations higher? tools were run at tool As recom- Inc., Tolland,Toolmakers like keeping tools safe mended surface speed and feedConn. For moreand may not factor in the potential per tooth. We then measured toolinformation aboutuse of contemporary toolpaths.the companys life. Interestingly, tool life did not de- Mastercam CAD/CAM software,However, these newer toolpath grade much at all except for tool C. visit www.mastercam.com. strategies and technology can helpSuperiorSuperltration of Cutting OilsEriez COMAT Superltration Systems provide a continuous ow of ultra-clean cutting oil necessary to meet exact tolerances on surface nishing. This type of lter supports over 20,000 grinders, sharpening, lapping andhoning machines around the world.Continuous ltration of cutting oils to 3 microns with cellulose pre-coat Maintainsastabletemperature Remoteaccessforrealtimemonitoringandcontrols Lowestcostofownershipofallhigh-endsuperfiltersFB-xxxUOUS SUP SuperFiltrationE H R O F N I I L N T G R , SHARPENING AN N D G LAPPING RINDING, Systems TION OF CUTTI OILS USED IN GCONTIN ALifetimeDownload all the details! Filter Elementstypically do not needVisit HydroFlow.Eriez.com or call 814.835.6000 to be replaced!GetwithProgram.indd 32 2/13/18 4:03 PM'