When we talk in terms of heat treating in vacuum, most people think we do so in a space entirely devoid of matter. In reality, this isn't true. In practical terms then, a vacuum is a space with a highly reduced gas density. Just how many gas molecules are still present and how they react inside the vacuum furnace is something we should better understand. Let's learn more.
The January 2017 issue of Industrial Heating features our cover story on a horizontal quench system, the importance of materials science in failure analysis, a new quarterly column, Academic Pulse, and much more.