MH Thermal  --  Expertise in Nitriding, Furnaces (Vacuum and Atmosphere), Heat Processing of Materials, Heat Treating.

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Mark K. Hemsath: - 

Extensive experience in all facets of heat treating and furnace equipment, including hardening, carburizing, gas nitriding, ferritic nitrocarburizing and ion (plasma) nitriding.  Has designed and built furnaces for vacuum, nitriding, annealing and quenching.

Honored to be included in the list of "25 Most Influential People in the North American Heat Treating Industry" by The Monty ( in 2019.  


MH Thermal LLC:  

Is available for Consulting via our extensive industry contacts to solve your equipment and processing problems.  Let our years of experience and our extensive network work for you.

- Heat Treating
- Heat Treat Equipment selection, facility design, equipment sizing, etc.
- Legal and Liability issues
- Insurance and safety issues

Extensive experience with AMS 2750E, NFPA 86, NADCAP and other standards, etc.

Mark Hemsath has been in the Heat Processing business for over 30 years.  Nitriding (Gas and Ion) Expert, Ferritic Nitrocarburizing Expert, Vacuum Processing, Low Pressure Carburizing (Vacuum Carburizing), Protective Atmosphere Processing, Hydrogen Annealing, .

Our knowledgeable and friendly support is available 24/7!. We are never closed. 800.488.6600 or text to 419.356.3500     or  email to

*  SECO/WARWICK in Meadville, PA USA is part of SECO/WARWICK Group one of the largest Furnace builders in the world.  With offices and locations in Europe, USA, China, and India, SECO/WARWICK has a solution for any furnace requirement.




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