b'looking for so much lubricity froma process he calls the most signif- having problems with low lubricity the coolant, so I can get away withicant development in threadingthats failing the tap, Hatch said, lower concentration levels, hetitanium. His company sells sev- adding that a thread mill does not said. The tapping process, how- eral types of thread mills, whichneed high lubricity.ever, is the most demanding ofare popular in the aerospace andIn addition, he said tapping is lubricity. If you dont have enoughmedical industries. Thread mill- a continuous cutting process and concentration in your coolant, youing has been widely adopted intitanium is a long-chipping mate-could experience (tap) breakageboth industries by firms trying torial. Therefore, tapping titanium problems or premature failure ofavoid some of the difficulties in- produces long chip shapes that in-the tap from poor lubrication. volved in tapping titanium, he re- crease the possibility of chip jam-ported. ming, which causes torque spikes Tapping Alternative Its too costly and time-con- that can eventually break a tap. Hatch said tap breakage at thesuming for them to do a cycleBy contrast, he said, thread mill-end of a part manufacturing pro- stop and have an operator applying is an interrupted cutting pro-cess can be catastrophic. In thean oil or paste because theyrecess that produces short comma aerospace industry, for example,chips that are much less likely to it can cause the loss of extremelycontributors cause problematic chip jamming.expensive components, as wellSo even if tapping doesnt cut as missed delivery schedules forEmuge-Franken USA it for you, theres no need to fear firms involved with just-in-time800-323-3013 the prospect of threading tita-manufacturing. www.emuge.com nium. Whatever the challenges of In cases like this, manufacturersTapmatic Corp. a particular application, tools and can say no thanks to tapping800-854-6019 techniques exist that are up to the and instead opt for thread milling,www.tapmatic.com job.CTENEW SOLID END MILLSCERAMIC END MILLS CARBIDE END MILLSO ers up to 10X higher productivity over standardProvides 25-50% higher performance in most applications, carbide solutions, bringing tremendous cost savings from full slotting to heavy pro ling tonenishingOur toughest ceramic material combined with aIts sub-micron carbide o ers toughness combined with high unique, high-eciencyute geometry wear resistance to allow for longer tool lifeExtreme versatility allows for maximum removal ratesThe PVD coating provides capability for higher speeds, on a wide range of material especially in HRSA materialsGreenleaf Corporation is ISO 9001 Certi edGreenleaf Corporation | 18695 Greenleaf Drive | Saegertown, PA 16433 | 800-458-1850 | 814-763-291@2022 Greenleaf Corporation Visit greenleafcorporation.com for more information! [email protected] | www.greenleafcorporation.comTapping.indd 21 12/15/22 1:20 PM'