Machining

Articles • April 1, 2008 • Dave Nelson

Small Bars, Big Results

Using mini and micro boring bars effectively in Swiss-style machines requires machine shops to know the types of available bars and the ways to strengthen their cutting edges, reduce pressures on the tools and position them for the most efficient cutting.

Articles • April 1, 2008

Now Hear This

Grinding machine operators are able to listen to the processes via acoustic emission (AE) monitoring systems and use the information to shorten cycle times and minimize wheel loss from dressing. But, AE sensors need to be positioned to deal with interfering background noise.

Articles • April 1, 2008 • Dr. LaRoux K. Gillespie

Alluring Deburring

Magnetic abrasive finishing can deburr and create highly polished, smooth surface finishes. It can also remove microcracks, recast metal, metallurgical phase changes, visible scratches and damaging residual stresses.

Articles • March 1, 2008 • Alan Richter

Tool Spray

With through-tool minimum-quantity lubrication, machine shops may be able to decrease coolant costs and increase productivity and part quality. But, they have to invest in equipment and tooling to achieve those results.

Articles • March 1, 2008 • Edmund Isakov, Ph.D.

Hard Tools for a Fine Finish

Superhard finishing tools may benefit machined parts via finer surface finishes, greater wear resistance and harder, stronger microstructures. Also, some of the tools can last longer than their conventional counterparts.

Articles • March 1, 2008 • Bill Kennedy

Keeping It Together

Machine shops and other companies discuss the workpiece materials, machine tools and metalcutting processes needed to make the fasteners that keep aircraft and spacecraft together.

Articles • February 1, 2008 • John A. Webster, Ph.D.

Coolant Calculus

Improving the grinding process via coolant nozzle design.

Articles • February 1, 2008

Staying Sharp February 2008

Staying Sharp, Manager's Desk, Back to Basics, Shop Operations, Machine Technology, Part Time, Ask the Grinding Doc

Articles • February 1, 2008 • Victor Cassidy

Taming the ‘Nastalloys’

Tips for turning nickel-based superalloys.

Articles • February 1, 2008 • Joseph Hazelton

Working Software Hard

Features in CAM software that save programming time.

Articles • January 1, 2008 • Edmund Isakov, Ph.D.

Composition Matters

Knowing the aluminum alloy grades allows shops to maximize productivity.

Articles • January 1, 2008 • Alan Richter

Big Parts, One Setup

Reducing setups and increasing safety by multitask machining large parts.