Q&A with Will Terry
What’s a typical day like as JTEKT Toyoda Americas Corporation’s product manager of special purpose machines — and the leading expert on the award-winning...
Oil Quenchants: Understanding the Chemistry (Part I)
Oil quenchants have been used extensively to harden steel in excess of 100 years. There are a wide variety of commercially available quenchants on...
Making the best selection
In today’s online dating world, you are asked several pointed questions in order to determine your perfect match. Just like human relationships, gears work...
Machinability and the Cost of Manufacturing Gears
When it comes to material-associated gear manufacturing costs, machining and gear-tooth cutting costs stand out as primary contributors. The gear blank and tooth machining...
Q&A with Tom Treuden
Butler Gear Enterprises, LLC, is under new ownership, correct?
Correct, we are happy to announce we are under new ownership as of February 15, 2017....
Contamination of polymer quenchants in induction hardening
Induction hardening is a common and effective method of achieving a hard, wear-resistant surface without carburizing or nitriding. It is used extensively to harden...
The Zen of Gear Design
The feeling of Zen is one that we all can aspire to. Through practice and self-reflection, we can work toward being centered and grounded....
Enhanced Steel Performance During Vacuum Carburizing of Gears
Many references cover the history and development of low-pressure carburizing, colloquially known as vacuum carburizing, so we’ll start our discussion with the motivations of...
Q&A with Brian Dengel
What’s a typical day like for you at KHK?
I handle from soup to nuts so there is no ‘typical’ day. As the general manager...
Q&A with Tony Werschky
What are your duties with Delta Research?
I was formerly vice president of sales, and now I’m vice president of operations for Delta Research, which...
The Effects of Microstructure and Hardenability on Distortion
Distortion is a worldwide problem in heat-treating, and has ramifications in part quality, additional manufacturing costs, and part performance. The cost implications are immense....
Use of Clean Steels
Manufacturers can benefit greatly by using gear steels that provide consistent quality and can minimize their manufacturing costs. The next few articles in the...
Pitch-Perfect Gear Design
The pitch of a gear is defined as the distance between two identical points on two adjacent gear teeth. Ideally, it is measured at...
Under Pressure
The pressure angle of a gear is defined as the angle formed by the radial line and the line tangent to the profile at...
How Parts Cleaning Maximizes Heat Treatment
The demands of heat-treated goods are increasing. Not only do they have to meet property and straightness requirements, but they also have to meet...
Q&A with Vince Marlowe
What is Mijno-USA’s mission?
Our mission is to provide custom gear drive solutions, driven by our passion and expertise, to serve the customer above and...
Materials Modeling for Better Gear Design and Performance
Prior articles in this series have highlighted the importance of clean steels as they relate to gear design and preventing premature component failures. Discussions...
Increasing Gear Set Power Density
Increasing the power density of your gear sets allows you to develop durable gear sets with an existing design but higher horsepower and torque...
Calculating the Weighted Average Load and Life for Bearings
In most gearbox applications, there is not one single torque and speed that the gearbox operates at but a series of torques and speeds...
Surface Engineering of Steels: Understanding Carburizing
Carburizing is the addition of carbon to the surface of low carbon steels. It is generally accomplished at temperatures between 850-1,000°C. Once quenched, the...
