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Article: New Machine, New Drills
- Article from:
- Manufacturing Engineering
- Article date:
- March 1, 2004
- Author:
CopyrightCopyright Society of Manufacturing Engineers Mar 2004. Provided by ProQuest LLC. (Hide copyright information)
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Cemline Corp. (Cheswick, PA) manufactures heat exchangers for commercial and industrial hydronic heating systems. The company purchased a new vertical machining center in late 2002, and the production team soon realized that maximum feed rates, essential in optimizing cost savings and increased throughput, could not be achieved with the tooling used on the original machining center.
To reach their goal, engineers for the 50-person company began exploring alternative drills for applications on stainless steel, brass, and premachined plate steel heat exchanger covers. The tubesheets, which anchor the heat exchangers' copper tube bundles, range in diameter from 4 to 24'' (100-610 mm) and are ...