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Latest Articles

Buyer Beware: Supply Chain & Logistics
Articles December 1, 1997 Dennis Myers
Buyer Beware: Supply Chain & Logistics
This article warns against the dangers in recent manufacturing supply trends. According to the author, both outsourcing and integrated-supply programs can have seriously detrimental effects on productivity and innovation. In this article, he explains the reasoning behind his views.
Getting a Grip on Productivity
Articles October 1, 1997 Dann Rypka
Getting a Grip on Productivity
This article guides the reader through the many decisions that must be made when selecting and installing a hydraulic workholding system. Basic hydraulic system design principles and maintenance also are discussed.
Workholding Goes to Great Lengths
Articles October 1, 1997 Alan Baker
Workholding Goes to Great Lengths
When shouldered parts are held for turning with a draw-in collet, length-control problems can result. This article provides directions for making collet add-ons that allow the machinist to locate the part against the spindle face, providing a consistent length from part to part.
Countersinking Aircraft Materials
Articles October 1, 1997 William Cleveland
Countersinking Aircraft Materials
This article traces the changes in countersink design and materials that have been made to satisfy the demands of the aerospace industry. The advantages and disadvantages of different types of modern countersinks are discussed.
On Boring’s Cutting Edge
Articles October 1, 1997 Brent Lindsey
On Boring’s Cutting Edge
Although machinists are using cermet and ceramic cutting tools for an increasing number of applications, they have been slow to adopt them for boring. This is beginning to change, however. This article describes some of the ways a boring operation can benefit from the use of these tools.
Coolant Care
Articles September 1, 1997 Brian Gedlinske
Coolant Care
By recycling used metalworking fluids, shops can realize considerable savings in fluid and disposal costs. This guide takes the reader through the fundamentals of fluid recycling and management. Excerpted from a manual on the subject, the piece covers both the care and cleaning of fluids and fluid-handling equipment.
Know What You’re Tapping
Articles September 1, 1997 David Miskinis
Know What You’re Tapping
Traditional tap/drill charts recommend drill diameters for each size of tapped hole. But, according to this article, these recommendations are based on the size holes that were typically produced by less-accurate tools and processes used in the past. This article suggests guidelines for producing holes that will, in turn, produce correctly sized tapped holes.
Behind the Carbide Curtain
Articles August 1, 1997 Phillip Craig
Behind the Carbide Curtain
Many end users would like to see carbide tool standards that would ensure consistent quality in tools from shipment to shipment or between manufacturers. Today's C and ISO designations do not provide this assurance, according to this article. The article looks at the problems that arise because of a lack of standards and the attempts being made to guarantee consistent quality in the shop.
Amorphous Diamond Shapes Up: Drilling Performance
Articles August 1, 1997 Richard Horsfall
Amorphous Diamond Shapes Up: Drilling Performance
Amorphous diamond coatings can offer performance close to that of CVD diamond film at a fraction of the cost. This article describes the amorphous diamond coating process and the coating that is produced. A comparison to CVD diamond coatings is also presented.
Seats of Knowledge: Turning Performance
Articles August 1, 1997 Bernard Nadel
Seats of Knowledge: Turning Performance
In the lab, researchers are using artificial intelligence to turn CAD and CAM programs into systems that can think and make decisions. This article looks at several of these efforts and the capabilties of the systems that have been developed.
Cutting-Edge Control: Drilling Performance
Articles August 1, 1997 Todd J. Schuett
Cutting-Edge Control: Drilling Performance
Modern control technology makes extremely fast milling speeds possible. But the top speed can only be as fast as the slowest link in the chain between controller and machine. This article looks at some of the bottlenecks that can prevent a mill from running at full speed.
Use Your CNC Wisely: Drilling Performance
Articles August 1, 1997 Mike Lynch
Use Your CNC Wisely: Drilling Performance
CNCs have the power to dramatically increase productivity, yet many shops fail to make use of their controllers' full potential. This article suggests ways that a shop can fine tune its CNCs to create controllers that are optimized for the type of work being performed. The tips include many CNC features, capabilities and options that users often overlook.

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