Powder Metal Parts Finishing
This month we will focus on a very important PM finishing process – The steam treating of powder metal parts.
There are several benefits to...
Preliminary Results of Testing of Low-Tooth-Count Bevel Gears of a Novel Design, Part I
In a general sense, LTC bevel gears feature the start-of-active-profile cone angle, ϒl, smaller than the base cone angle, ϒb, of the gear. For...
Achieving modernization in carburizing and quenching requires an overhaul of load sizes and materials...
As the effort to automate heat treating has evolved, OEMs — especially automotive suppliers — have embraced the effort to move the process from...
Trend Talks: OSHA
The U.S. Department of Labor’s Occupational Safety and Health Administration (OSHA) today announced a final rule requiring employers to notify OSHA when an employee...
Manufacturing DIN 5481 Type Spline Serrations
This month, we will focus on calculating and sizing DIN 5481 type spline serrations for any application. The latest document is a 2009 update...
Tool Coatings and Dry Cutting
There has been a movement in recent years to dispense with the use of coolants in gear cutting. This has been normal practice in...
Metallurgical and heat-treat forensics play important part in determining how and why parts fail
Automobiles and airplanes have been in the news recently — GM cars for ignition recall issues and airplanes because of crashes due to weather,...
Trend Talks: Tim Byrd
With dazzlingly precise multi-axis machines, better technology is leading to better tools, design ideas, and better gears. It’s no surprise: metallurgists have been thinking...
Q&A with Bruce Cox
You provide assessments to ISO/IEC 17025 for calibration laboratories. How has business been?
I do assessments now, that’s the main thing, for the National Voluntary...
The Advantages of Net Shape Gears
In this column, every month we are going to explore some very interesting aspects of net shape gears. But first, what are net shape...
The Pressed Blank: A Closer Look
Carbide
Carbide is the basis for most cutting tools used today in non-gear cutting applications. It has been in use approximately 50 years. It cannot...
An armchair guide for predicting results for LPC and atmosphere carburizing
Over the last few years I’ve contributed to discussion and dissection, and have generally peeled away the layers to discover how the LPC and...
Trend Talks: Tim Byrd
Staying in control of a gear business — its products, workforce, and reputation — is a process as meticulous as cutting a gear. For...
Q&A with Brett Froats
You purchased Advanced Cutting Tools in 2007. How has the transition been?
It’s been quite smooth. We recently moved them into our facility in Windsor....
Trend Talks: Tim Byrd
In 2014, it’s difficult to imagine the gear industry without a digital element. Design software, metrology devices, even cutting tools have their roots in...
Q&A with John Vanas Jr.
What kind of services does Euclid Heat Treating provide?
Euclid offers a diverse selection of heat treating processes. We perform many of the commonly found...
The Casting Process for Gears, Part II
White Iron will Normally Contract at 1/4” per Foot.
Contraction is not always equi-dimensional, in that it is influenced by mass and configuration. Contraction is...
High-Speed Steel
To be effective in cutting a gear, a cutting tool material must have a combination of the following qualities:
• Durability: The ability to withstand—to...
Heat treating, carburizing, and furnaces: how and why we arrived where we are today
In the most general terms, heat treating is an atmospheric or vacuum process with applications for hydrocarbons to ferrous and nonferrous metals. The largest...
The Casting Process for Gears, Part I
The advantages of using castings for engineering components such as gears are well appreciated by design engineers. Of major importance is the fact that...
