Author

Don Graham

Don Graham is the manager of turning programs at Carboloy Inc., Warren, Michigan.

Manager of Turning Programs
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Articles March 1, 2000 Don Graham
Dry Out
As the government publishes ever-stricter regulations for metalworking fluids, more shops try dry machining. The author examines the cost benefits of machining dry and looks at the various types of tool materials designed to enhance dry-machining applications.
Articles February 1, 1997 Don Graham
New Coatings Meet New Challenges
As the use of hard-to-machine work materials grows, the need for high-performance tool coatings increases. This article discusses developments in coatings that have increased their usability. Among the coatings discussed are medium-temperature CVD coatings and multilayer PVD coatings.