b'Making the Grade Grade Selection A selection of G5125+ inserts is shown.Although the Saegertown, Penn-sylvania-basedcompanyistra-because of the presence of scale,ditionally known for its ceramic contaminants or welds, said Rob- grades,DillamansaidGreen-ert Bokram, product manager ofleaf recommends its GA5035 and cutting tools for Schaumburg, Illi- G5125+ carbide grades as the pri-nois-based Ceratizit USA Inc., whosmary choices for rough turning based in Warren, Michigan. steel. When better wear resistance Proper insert edge design isis required, the toolmaker offers critical to help mitigate this, heits GA5025, GA5026 and G-9230 said, but a common strategy is togrades. For enhanced toughness, vary the depth of cut over time toG-5135, GA5125 and G-915 grades disperse the effect across the cut- are available.ting edge. There is a commitment to con-However, Martin Dillaman, globaltinually developing our carbidetion is driven by machining param-managerofengineering/appli- grades using the latest technologyeters and part configuration, and cations and project manager forto help advance the capabilities ofthe goal is to select the hardest Greenleaf Corp., emphasized thatour customers, he said. Depend- grade that can be used without ex-chip control is the biggest chal- ing on the alloy of steel, require- periencing edge breakage or other lenge when turning steel. ments of the application and ma- premature failure mechanisms that If chips are not evacuated prop- chine capabilities, we have manyshorten tool life.erly, he said, they can end up beingoptions available to help find theWithapossibleapplication re-cut, fracturing the cutting edgebest solution for the customer. range from P05 to P40, the P05 and causing shortened tool life. Bokram added that grade selec- grade would be ideal, he said. NEW 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.comTurning.indd 32 3/16/23 2:32 PM'