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SOLO Swiss Furnaces since 1945


SOLO was founded in 1945 by Mr. Käsermann and Mr. Sperisen.

SOLO is still a family owned company, managed by the third generation.

Some important dates :

1945 – Founded in Bienne Switzerland
1955 – Development of a range of heat treatment furnaces
1960 – Export to Europe, Russia, Japan
1970 – Construction of a factory of 10,000 m2 in Porrentruy (Switzerland)
1980 – Development of fully automated heat treatment installations
1993 – Buy out of Borel SA, manufacturer of furnaces in Switzerland
2001 – Reorganization and closure of the factory in Bienne
2005 – ISO 9001 certification
2006 – Setting up of SOLO China
2011 - New automatic Furnace line Profitherm 800
2012 - New factory in France



SOLO Swiss
manufactures advanced industrial furnaces for the heat treatment of metals. SOLO Swiss offers atmosphere furnaces, batch furnaces, bell-type furnaces, continuous furnaces, mesh belt furnaces used in variety of heat treatment processes (Carburizing, Hardening, Tempering, Annealing, Austempering, Nitriding, Brazing, Carbonitriding, Sintering, Nitrocarburising, Oxinitriding, Quenching).

  SOLO Swiss atmosphere furnaces, batch furnaces, bell-type furnaces, continuous furnaces, mesh belt furnaces heat treatment processes Carburizing, Hardening, Tempering, Annealing, Austempering, Nitriding, Brazing, Carbonitriding, Sintering, Nitrocarburising, Oxinitriding, Quenching