Milestones in our history

1897

Sumitomo Copper Rolling Works founded

1911

Sumitomo Electric Wire and Cable Works established

1927

Started researching cemented carbide

1981

Sumiden Hartmetall GmbH was founded

1982

Produced one of the world's largest synthetic monocrystal diamonds (1.2 carats)

1984

Foundation of Sumiden Hardmetal Ltd. in the United Kingdom

1985

Foundation of SUMITOMO ELECTRIC Hartmetall GmbH - Succursale France in Evry, France.

1986

Move from Erkrath to Willich

1989

Sumitomo Electric Hartmetallfabrik GmbH in Lauchheim was founded

2004

Foundation of SUMITOMO ELECTRIC Hartmetall GmbH - Filiale Italiana in Torino, Italy

2005

Installation of an automated warehouse system in WIllich with four vertical lift systems, a fast mover rack, traditional shelves and a conveyor system

2007

Production in the Czech Republic

2012

Joint Venture company in Turkey founded

2012

European Design & Engineering Center (EDEC) founded in Lauchheim

2016

New European Headquarters in Willich

2020

Joint Venture in Turkey becomes 100% Subsidary of Sumitomo Electric Hartmetall GmbH.