What to expect from chemically accelerated superfinishing process
> First in a series
Chemically accelerated/assisted superfinishing, also known as isotropic superfinishing, was introduced into the gear industry more than 20 years ago. Since that...
Nitrogen-methanol atmospheres – storage and control
In this column, I will discuss the storage and control of methanol to create nitrogen methanol atmospheres.
Introduction
Nitrogen-methanol atmospheres are used frequently when natural gas...
Q&A with Sławomir Woźniak
You recently attended ThermProcess in Dusseldorf. What kind of reactions to your products did you get from the attendees?
It was quite a good event...
What is a gear rack?
A gear rack is a type of gear on which gear teeth are cut on one face of a bar. The bar can be...
Surfaces: More than just roughness
While surface quality is often simplified to refer only to surface roughness, surface texture is the more complete concept that should be considered for...
What is a helical gear?
What is a helical gear? A helical gear is a type of cylindrical gear on which the teeth are helicoid, that has teeth that...
Use of nitrogen-methanol endothermic atmospheres
In this column, I will discuss the use of nitrogen-methanol endothermic atmospheres for the heat treatment of steel.
Introduction
When heat treating steels in a typical...
Q&A with Mario Jurcevic
What is your experience and background in the gear industry?
I’ve always been involved in the gear industry since I graduated from college. I started...
Using polymer quenchants in an integral quench furnace
There have recently been several inquiries regarding the use of a polymer quenchant in a sealed or integral quench furnace. There are several drivers...
Heat treatment techniques overview
Editor’s note > This is the fifth in a five-part series.
In this fifth and final installment of my series on heat-treating techniques, I will discuss...
Q&A with Dwight Smith
Before we get into the specifics of the LAMDA500, please explain what powder DED (directed energy deposition) is and why it’s important to metal-based...
Shell Eco-Marathon: The drive for green
Energy plays a critical role in our world. As populations grow and prosper, we are faced with the realization that we must meet the...
What is a spur gear?
What is a spur gear? A spur gear is a type of cylindrical gear with straight teeth that are cut parallel to the axis...
Sinter hardening of PM components
In this column, I will discuss sinter hardening and compare that process to the more traditional heat-treating quench and temper operation.
Introduction
The use of powder...
Q&A with Josh Fairley and Spencer Artz
What sets Norton | Saint-Gobain Abrasives grinding wheels apart from its competition?
Norton | Saint-Gobain’s dedication to continuous research and development of new abrasives and...
Heat treatment techniques overview
Editor’s note > This is the fourth in a five-part series.
In this fourth installment of my series on heat-treating techniques, I will discuss the pros...
Q&A with Scott Richards
What does James Engineering do for the gear-manufacturing industry?
James Engineering manufactures state-of-the-art deburring machines. These machines range from simple manual machines to cutting-edge, high-tech...
Determining concentration and required amounts
In this column, I will discuss how to calculate the required amounts of quenchant in a quench tank. This method is also applicable to...
Q&A with Aaron Jones
How are you involved with Opus IVS, and what does it mean for the EV market?
IVS is our diagnostic support side of the company....
NMTP – Pearlite and ferrite
In this column, we will discuss the non-martensitic transformation products of pearlite and bainite.
Introduction
Pearlite was named by Henry Howe for the pearly phase constituent...
