Terry McDonald: Site Safety
Gear Expo is fast approaching. This is the time to network with your peers on safety issues, as well as the many other issues...
William Crosher: Tooth Tips
Consider iron castings. This form of metal casting, which involves pouring molten metal into a mold until it solidifies, is an ancient process. Early...
Heat treating has evolved, but all involved must still choose the most cost effective...
Look around you sometime. Whether you’re in a car driving to work or shopping in a mall, metal is everywhere. Dental tools are made...
Q&A with Steve Prahalis
The imX team has basically created a new paradigm, in terms of the traditional tradeshow experience. Could you explain your reasoning?
I’d be glad to....
Terry McDonald: Site Safety
We are approaching—if we’re not already into—the hottest and most humid time of the year. The vast majority of gear shops that I have...
Hobs and hobbing, Part 3: The results of research into materials and processes that...
Hobs have continued to develop over the last 150 years, but it was not until the 1980s that major advances in design and materials...
Transporting carburizing media to the target
In last month’s column I touched on some aspects of atmosphere and vacuum carburizing furnaces. The following is a comparison of the physical relationship...
Q&A with Ken Woodbine
I know that Wilcox Associates developed the PC-DMIS measurement and inspection software that serves as the interface of many metrology devices currently on the...
Terry McDonald: Site Safety
We’ve all seen people wearing those braces on their wrists that extend from the knuckles to midway up the forearm, and most of us...
Part 2 of an outline of the evolution and continued development of hobs
Tangential feed hobs are in three basic designs: pancake, multiple-spiral cylindrical, and pineapple. The former are low in cost with a narrow face and...
Understanding equipment used in the endo and low-pressure carburizing processes
I’ve explained in previous columns a few basic tenants of endo and low pressure carburizing processes, so perhaps a discussion of the equipment used...
Q&A with Matt Mondek
Cotta Transmission has been in business for more than a century. Could you tell us a little about its history and areas of expertise?
I’d...
Terry McDonald: Site Safety
In my experience, many gear manufacturers purchase used equipment for their shops. While this is a feasible method of acquiring the equipment we need...
Hobs have developed over the 150 years, but it was in the 1980s that...
An essential part of the gear art is in selecting the correct hob for the required gear. The hob diameter, length, number of gashes,...
When considering vacuum carburizing, audit post heat-treat processing cost to determine if the costs...
I have nothing against vacuum carburizing, I’ve spent a good deal of my career developing and selling the process, it’s just that few applications...
Q&A with Michael White
Brad Foote is such a well-known name in the gear manufacturing industry, could you give us a little background?
I’d be glad to. Bradford Foote...
Terry McDonald: Site Safety
Spring has finally sprung! Isn’t that one of the nicest things you’ve read today? Just think, it’s the start of grilling season (remember to...
Electric Discharge Method, Electro Chemical Machining, and laser and abrasive water jet machining among...
The Electric Discharge Method (EDM) is based on an electrically conductive material being eroded by a continuous spark discharge to its surface. Using special...
Interest in high-pressure gas quenching (HPGQ) increases
Hydrogen for high-pressure gas quenching (HPGQ) has the highest thermal conductivity and heat capacity of any commercially available gas, but currently is not used...
Q&A with Allan Arch
I understand there’s an interesting story behind your company’s name and location.
That’s true. My father, Joseph Arch, founded Southern Gear in Miami. He was...
