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

Electrostatic Precipitator and Bag House Hopper Heaters Prevent Fly Ash Production Problems

Coal fired power plants must manage fly ash properly. Coal fired power plants in the United States require the use of electrostatic prec...

Aftek at CastExpo 2016

The single largest trade show and exposition for metalcasting in the Americas, CastExpo , is being held in the Minneapolis Convention Cen...

Custom Fabricated Gas Trains and Nozzles Capable of 10 Million BTU Output

Gas Trains designed with safety in mind. All gas trains have dual valves on the pilot line and main, low gas pressure switch, high gas pre...

Hotfoil Hopper Heater and Control Systems

Hopper heater control system Here's a short video showing Hotfoil's capabilities in engineering, designing, and applying hopper ...

Freeze Protection for Coal Handling Systems

Coal stored outdoors on the stockpile or delivered by unit train or barges picks up moisture from rain and snow. When this wet or frozen c...

Transformer Basics

Electric transformer (courtesy of Aftek EHS ) Transformers are composed of an iron core ring wrapped in coils. One coil is connected t...

HofoilEHS - Your Preferred Source for Pre and Post Weld Heat Treating

HotfoilEHS is a premier manufacturer of pre weld and post weld heat treating equipment. EHS manufactures and sells pre and post-weld heat tr...

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