b'the notches pull them back intotool to cut multiple grooves rightthem in one shot.the pocket during cutting, he ex- next to each other. To simultane- A single insert also can be used plained, making the system veryously cut four adjacent grooves, forto combine grooving and turning rigid and stable. example, shops can use an insertprocesses. This wasnt the case Manypartdesignsincludeawith four adjacent cutting edges. back when East worked at a ma-chamfer at the top of the grooveIf chamfers are on the top of thechine shop.to eliminate burrs. In these cases,grooves, Coomer said the insertEven if the groove was wider shops can opt for grooving insertscan be modified to create thosethan it was deep, he said, if it that incorporate chamfering, saidfeatures as well, so you can cut allhad 90-degree corners, you would Coomer, whose company makesfour grooves and put chamfers ontake a groove tool and plunge all such inserts. By cutting the groove and chamfer at the same time, users eliminate a secondary operation to create the chamfer when the groove is finished.Another timesaving option he recommends is using a multigrooveDecrease machining time.about the authorusing endmills with integrated coolingWilliam Leventon is a contributingcool millingwriter for CTE. Contact him at 609-920-3335 or wleventon@ EASY MILLNG INgmail.com. Stainless steels, TitaniumSuperalloys and CrCo-alloysMAXIMUM PERFORMANCEDecreased machining timeIncreased tool life Process reliability Diameters from .012 (0.3 mm) Mikron Corp. Monroe06468 Monroe, [email protected] Cutting Toolsctemag.com/cteguide.com25Grooving.indd 25 7/19/21 11:20 AM'