b'type of tooling features internal pas- days thanks to advances in tool sages for coolant flow. White saidcontributors coatings. The latest coating mate-many different toolholders featurerials are heat- and wear-resistant, coolant-through designs that getGWS Tool Group which increases tool life. White said coolant right to the cutting edge to877-497-8665 they additionally improve speeds lessen thermal degradation of thewww.gwstoolgroup.com and feeds by preventing workpiece substrate. Iscar Metals Inc. materials from sticking to tools.Lisker said coolant-through tech- 817-258-3200 Among the coatings that Scien-nology is especially helpful whenwww.iscarmetals.com tific Cutting Tools uses for groov-cutting nickel-base alloys like Inc- ing tools are diamondlike carbon onel that transfer heat back to theMikron Corp. Monroe coatings, such as ta-C, which he de-tooling. Besides maintaining ther- 203-261-3100 scribes as a very hard, thin coating mal stability on the cutting edge,www.mikron.com that works well on tools used to cut he said coolant-through systemsScientific Cutting Tools Inc. abrasive nonferrous materials.disperse chips to help with chip805-584-9495 White makes a strong case for control. www.sct-usa.com shops to spend extra for coated If (the tool) is going on a lathe,grooving tools.ourmessageistousecoolant- pinpointed on the cutting edge in- In some instances, he said, a through tooling as a first choice,creases tool life, which translatescoated tool is only a few dollars said East, whose company offersinto more parts per edge. He notesmore than an uncoated one. But in tooling products of this type calledas well that efficiently deliveredthe right materials, it can give you Jet-Cut. coolant quenches chips and makesthree to five times the tool life of an When customers ask why theythem brittle, so they break up moreuncoated tool. So you get a great should pay more for Jet-Cut hold- easily. return for a small investment in the ers,hepointsoutthatcoolantGrooving also goes better thesetool.CTEctemag.com/cteguide.com27Grooving.indd 27 7/19/21 11:10 AM'