Our way to the top
Our way to becoming the world market and technology leader began in the year 1834. Mergers of leading refractories companies during more than a century have formed the basis for the position we hold today.
Overview of our history
1834: establishment of the fireclay factory Chamottefabrik F. Didier in Podejuch by Friedrich Ferdinand Didier near Stettin (then Prussia, today Poland).
1881: Carl Spaeter discovers the magnesite deposit in Veitsch (Styria, Austria).
1899: establishment of Veitscher Magnesitwerke Actien-Gesellschaft.
1908: discovery of the magnesite deposit at Millstätter Alpe (Carinthia, Austria) by mining engineer Josef Hörhager. Emil Winter, a German-American, acquires the mining rights and founds the Austro-American Magnesite Company.
1919: Atilio Franchi establishes Dolomite Franchi, a company manufacturing dolomite-based refractory products, in Marone, Italy.
1959/60: Veitscher Magnesitwerke establishes the research and development institute in Leoben, Austria, which is still based there today.
1987: management buyout of the American General Refractories Co. - Radex Heraklith Industriebeteiligungs AG is created.
1993: merger of the two traditional Austrian companies Radex Austria AG and Veitscher Magnesitwerke Actien-Gesellschaft to form Veitsch-Radex AG.
Acquisition of majority stake in Dolomite Franchi.
1995: acquisition of majority stake in Didier-Werke AG.
1998: establishment of RHI AG, then a holding company.
1999: takeover of GIT/Harbison-Walker, USA.
2001: deconsolidation of GIT/Harbison-Walker within Chapter 11 proceedings.
2006: sale of Heraklith AG. The strategic reorientation with a focus on refractories is completed.
2007: integration of Monofrax, the leading supplier of fused cast refractory products for the glass industry.
2008: acquisition of two ISO plants from Foseco.
2010: 100% takeover of Didier-Werke AG.
2011: takeoveor of RHI Normag AS, RHI Podolsk Refractories and Premier Periclase Ltd.
2012: 100% takeover of Stopinc AG.
2013: acquisition of 69.9% stake in Orient Refractories Ltd.
2016: sale of Monofrax.