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Drilling

The Hole Edge

03/01/2011
Machining a clean, straight and in-tolerance hole through a part is not the only requirement for many holemaking applications. In many cases, hole entrances and exits are also critical to part functionality.
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Drilling without catastrophe

08/01/2011
END USER: Three Sigma Manufacturing Inc., (253) 395-1125, www.threesigma.net. CHALLENGE: Improve cycle times and prevent catastrophic failure when drilling a hole in a complex aerospace part. SOLUTION: A replaceable-tip drill that reduced cycle times and provided progressive failure indicators. SOLUTION PROVIDER: Allied Machine & Engineering Corp., (800) 321-5537, www.alliedmachine.com
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No more blowups

12/01/2011
END USER: Marquardt Engineering Inc., (847) 669-0690, www.marquardt-eng.com. CHALLENGE: Eliminate chatter to prevent indexable inserts from blowing up and causing catastrophic tool body failure when drilling 4150 prehardened steel. SOLUTION: A new drill body and inserts. SOLUTION PROVIDER: Tungaloy America Inc., (888) 554-8394, www.tungaloyamerica.com
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Starter kit

06/01/2012
Some holemaking technologies have eliminated the need for spot drills, but they're still useful when the ‘perfect' hole is required.
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Kyocera acquiring SGS Tool

Effective May 2, Kyocera Corp. will acquire 100 percent ownership of the SGS Tool Co., to expand the Japanese company's current North American cutting tool business by 2.5 times by March 31, 2019, according to Kyocera President Goro Yamaguchi, who announced the deal in a company news release issued March 30. By incorporating SGS Tool, which is based in Munroe Falls, Ohio, Kyocera plans to create a business structure capable of providing total solutions and strengthen its business globally as a comprehensive cutting tool manufacturer, according to the Kyocera news release. SGS Tool will be renamed Kyocera SGS Precision Tools Inc.

Thermal drilling

Flowdrill Inc. provides a video demonstration of its thermal drilling process. The company produces tungsten-carbide bits and roll-form taps to thermal drill and then thread holes in malleable materials.