Hotfoil-EHS Industrial Heating, Welding, and Heat Treating Blog

A blog that provides educational information on electric heating systems used on hoppers, chutes, tanks and vessels; electric heating systems used for pre and post weld heat treating; heat treating power consoles; custom heat treating furnaces; and single & multi-operator welders. For more information, visit HotfoilEHS.com

Replacing the Print Head on AH4000 Recorder

AH400 Recorder The AH4000 multi-channel recorder is used on HotfoilEHS power consoles to monitor and record pre weld, soak, and post we...

10 Million BTU Burner for Custom Designed Heat Treating Furnace

Custom heat treating furnaces are designed for the tempering of metals. These furnaces can be electrically heated, or gas heated, depend...

Self Regulating Heating Cable

Self regulating heating cable Self-regulating heating cables automatically adjust their power output to compensate for temperature chan...

An Introduction to Thermocouples

Schematic of Type K Thermocouple (courtesy of Wikipedia ) A thermocouple is a temperature sensor that produces a micro-voltage from a p...

Heat Transfer - The Basics

Industrial hopper heaters are example of conductive heat transfer. Heat transfer is the movement of heat from one body or substance to...

Welding Preheat Basics

Why preheat welds? Weld preheating is the process of heating the base metal (parts to be welded) to a specific temperature prior to weld...

Automatic Heat Treatment Power Consoles

Typical Power Console (courtesy of HotfoilEHS ) Automatic heat treatment power consoles are used to control various heat treatment proc...

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