Oil, lubricant, lubrication – what is this all about?
This month I want to slide into a column discussing lubrication (Sorry). We all intuitively know that we must lubricate any “joint” where there...
Reverse engineering a gear
All of the great literary detectives have that “eureka” moment when the facts they have observed allow them to reach a solid conclusion regarding...
Q&A with Glenn Garrett
Amorphology has made strides in the advancement of Bulk Metallic Glass (BMG) for gears. What makes BMG an industry material to watch?
BMG is a...
Angle of approach and angle of recess: What are all these angles?
Geometrically speaking, these two angles have a fairly straightforward definition.
The angle of approach is the angle or arc that the point of contact...
Pitch perfect: Standard over custom eases costs
What is perfect pitch? In music, it is the ability to identify notes without any point of reference. It can be best described as...
Q&A with Motion + Power Technology Expo attendees
The Motion+Power Technology Expo 2021 is scheduled to hit St. Louis, Missouri, September 14-16. The show will bring thousands of industry experts and insiders...
Transformation of retained austenite
In this month’s column, I will discuss the transformation of retained austenite, and its stabilization.
In the last column, I reviewed the dimensional changes that...
Concepts of motion control and load-holding technologies
As a lead-in to the upcoming Motion + Power Technology Expo, my article this month will focus on load-holding technologies. The theme of this...
Unintended gear failures
At some point in your life, you had the opportunity to meet a set of twins. Maybe they were fraternal twins, or maybe they...
Q&A with Tony E. Wojciechowski
What is your role with Hyundai Power Transformers?
I’m a founding member of Hyundai Power Transformers. I joined in 2010 and serve as chief human...
Dimensional changes during tempering
In this column, I will discuss the dimensional changes that occur during tempering, with a short discussion of the underlying physical metallurgical changes.
Introduction
After quenching,...
Precipitation hardening stainless steels
In this column, we will discuss precipitation hardening steels and their physical metallurgy.
Precipitation hardened stainless steels are a class of stainless steels that can...
Q&A with Steve Young
What makes CT inspection and metrology important, particularly for the gear industry?
The key to CT scanning is the ability to see 100 percent of...
Maximum allowable torque
When participating in a competitive sport, there is a strong desire to maximize the physical output of your body. Whether it is running faster...
Q&A with Chris Wellman
Innovative Rack & Gear recently became a part of Avers Machine. What advantages does this bring to Avers Machine?
Innovative Rack’s customer list is completely...
Calibration of refractometers for control of polymer quenchants
In the last column, we described the use of refractometers for controlling the concentration of many different types of fluids, including polymer quenchants and...
The importance of gear inspection and the meaning of the data
A topic near and dear to my heart, I am often tasked with answering the question; “What went wrong?” As we all know, there...
When the coronavirus pandemic is over
When we were making our business plans in 2019, the thought of a pandemic was never a consideration. Business leaders and CEOs were looking...
I have a question about your gears!
The concept of using a wheel to redirect motion has been part of the human experience for thousands of years. The simple design of...
Q&A with Karen Malin
What types of gears and gear manufacturing processes does Southern Gear excel at? What are you best known for?
Southern Gear excels at making complex,...
