b'Up to Speed issues may occur, such as chatter marks.Even something as common as speeds for its tools. clogged flutes is problematic, said When machining material likeJohn Young, president of Eltool aluminum, the tool manufactur- Corp., a Mansfield, Ohio-based sup-ers might recommend a surfaceplier of spindle speeders, right-an-speed as high as 350 sfm (106.68gle spindle heads and live tooling.m/min.), and if you wanted to runPeople who run aluminum at a 1 mm (0.039") carbide drill, youlower rpm just weld the whole chunk would need 35,000 rpm to reachof aluminum right onto the cutter, that surface speed recommen- he said. That is why it is so critical dation, said Mark Johnson, man- to get the surface feed up, so the ager of OMG North America, Posttool doesnt stay in the material long Falls, Idaho.The company offers the MO se-ries of spindle speeders, includingabout the author the MO10.HS for micromachining applications with a maximum out- Larry Adams is a put speed of 35,000 rpm. freelance writer who has written Meeting Challenges extensively about If a machine cant deliver the spin- manufacturing. Contact him at Eltool dle speed to meet the required cut- AdamsEditorialA coolant-driven spindle speeder is displayed. ting speed, mechanical or cosmeticServices@gmail.com.It\'s easy to say your tooling Mill-Rose solves problems .It\'s harder to prove it. The name. We prove it every day.in tiny brushes.Stuck on a tough tooling challenge? Let us help.Mill-Rose is the nations largest manufacturer Heimatec isnt just a world leader in live tools, angle heads and of twisted wire brushes, large andmulti-spindle drill heads; were your source for problem solving and tooling application expertise.small. Real small. Weve been making brushes since1919. Millions of them! In every size, shape and materialWith years of hands-on experience and the most innovative tooling, we are your TOTAL solution source. imaginable. We also custom design and manufacturePlatinum Tooling is now the exclusive importer special brushes. Call or visit MillRose.com.of Heimatec products in North America.16 E. Piper Lane, Ste.128Toll-Free: 800-321-3533Prospect Heights, ILe-mail: info@MillRose.com 847-749-0633A Century of Brushmaking Excellence www.MillRose.com info@platinumtooling.comwww.platinumtooling.com46MAY 2020 Pllatinum Tooling AD5771 (H) Color 1/4 pg CTE 2019Micromachining.indd 46 4/16/20 6:03 PM'