• Aluminum Brazing

    Aluminum Brazing

    Check-out BMI's range of aluminum brazing vacuum furnaces.

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  • BMI on video

    BMI on video

    Watch BMI's new corporate video and a virtual reality tour of our workshops.

  • Custom-made furnaces

    Custom-made furnaces

    BMI can design specific furnaces in order to comply to its customers exact needs and requirements. Check our range of custom-made furnaces.

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  • Events


    BMI participates in various trade fairs and specialized heat treatment conferences, in France and worldwide. Check our program of events for 2016-2017.

    2018 calendar

Our products

  • Gas quenching furnaces
  • Oil quenching furnaces
  • Low temperature vacuum furnaces
  • Process furnaces
  • Custom-made furnaces
Product Overview


  • For almost 60 years MAHLER Industrial Furnaces has been a synonym for innovative furnace systems in outstanding quality. The range of products reaches nowadays from standard belt furnaces to highly specialized roller hearth furnaces and bogie hearth furnaces with highest demands on atmosphere quality and throughput.
  • IVA is specialized in engineering and manufacturing of energy efficient heat treatment equipment for almost every application purpose. The range of furnaces featuring economic efficiency and high cost-performance ratio, is offering solutions for multiple heat treatment processes.
  • Since 1945 Schmetz, headquarted in Menden, Germany, has been developing and optimising modern, environmentally friendly vacuum furnaces. Today SCHMETZ is a worldwide active leader in this technology with 75 people.


Since 1947, BMI has been a player to be reckoned with in the heat treatment industry and has become one of the world’s leading manufacturers of vacuum furnaces over the years. The company offers a wide range of industrial furnaces for vacuum, low-pressure or plasma heat and thermochemical treatments, thus offering its clients a complete range of standard or customised solutions for the treatment of steel, titanium, aluminium and ceramic parts…

Company profile


As the IVA Schmetz Group, we specialise in the development and manufacture of industrial furnaces and offer innovative and reliable solutions in this field. With over 70 years of experience, more than 400 employees at 5 locations and our 4 established brands, we are in a position to meet all customer requirements in the field of heat treatment.