Main activity

B.M.I. is a leading designer and manufacturer of premium vacuum furnaces for the heat treatment of steels since 1947. Our range of standard furnaces cover the following applications: oil/gas quenching, tempering, annealing, stress relieving, ageing, low pressure carburizing and nitriding, etc… Our specific furnaces allow you to make high temperature brazing treatments, aluminum brazing, sintering, degassing as well as other specific processes such as IVD and APV.
Moreover, our heat treatment solutions comply with the requirements of the aerospace sector in terms of technical specifications and regulatory standards (AMS, Boeing, COMAC, Safran…).


  • ISO 9001


Safran Group, Lisi Aerospace, Liebherr Aerospace, CRMA, Airfoils Advances Solutions, Atelier de la Haute Garonne, Dassault Aviation, Co-Aéro, AVIC-AECC, Umbra Group, Reductor-PM, Saturn

Bodycote, Thermi-Lyon, Aalberts Surface Technologies, Thermocompact

65 rue du Ruisseau – BP 736

+33 (0)4 74 94 34 44

50 - 99 employees

5 - 30 M€

Access to the site


Main activity: Build to Spec

Capabilities: Materials / Mechanics and metallurgy / Painting, coatings and surface treatments / Industrial process (machines)