Drilling

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 â€˜perfect' hole is required.

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Riding herd on runout

07/01/2010

When drilling and milling, controlling runout is critical to maximize tool life and reduce cost per hole.

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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.

Tip-Top Productivity

CTE's July cover story examines drills with interchangeable carbidetips, while the accompanying video shows how interchangeable-tip drills permit quick inspection and replacement.

Small diameter, deep-hole drilling

Iscar designed drills for small-diameter, deep holes in automotive crankshafts, camshafts, connecting rods and more—all with minimum quantity lubrication.

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.

Deep Hole High-Performance Solid Carbide Drilling

Bob Hellinger, national sales manager of standard products for Guhring Inc., Brookfield, Wis., addressed "Deep Hole High-Performance Solid Carbide Drilling" as part of the Fast Track Seminar series hosted at the Cutting Tool Engineering booth during IMTS 2010.

Holemaking with Kennametal

Dr. Tilo Krieg, director of Global Holemaking and Solid Endmilling Products at Kennametal Inc., offers an overview of the KSEM Plus, which combines the advantages of modular drills with indexable milling inserts on the outside diameter.

Sandvik adds to CoroDrill line

Don Nelson, publisher of Cutting Tool Engineering and MICROmanufacturing magazines, spoke with Sandvik Coromant's John Dotday about the company's new solid-carbide CoroDrill 860 and exchangeable-tip CoroDrill 870.