SMS Siemag AG - CONARC<sup>&reg;</sup>


 Glossary Overview

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SMS Siemag AG, Düsseldorf


Two in one
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Doubly flexible. What do you get with a CONARC® furnace from SMS Siemag? An ideal combination of the advantages of an electric arc furnace and those of the conventional converter blowing process in a single production unit with two identical shells. The name CONARC® sums up this fusion of two processes (CONverter ARCing). You as a steelworks operator gain a great deal from this: enhanced flexibility in your use of raw materials as well as in the steel grades you can produce. That’s because you can determine the percentage of scrap, pig iron or sponge iron depending on the steel grade you produce as well as according to the availability and prices of materials. And there’s even more flexibility when it comes to the type of energy you use. You can operate our CONARC® process using electricity, coal or gas.

Two process stages. It’s your choice: we equip your CONARC® either with one pivoting or two stationary top lances for oxygen blowing. You also have the option of extra bottom stirring devices integrated in the shell bottom. A water-cooled top lance that can be swung from one shell to the other blows oxygen into the shell. This process breaks down into two stages: