In recent decades, the demand for higher-quality, refined steels has increased steadily. At the same time, steel plants operate under the increasing pressure to design their processes more energy-efficient and reduce CO2 emissions drastically. Higher-grade steels which are demanded e.g. by the automotive or aerospace industry require further treatment in the so-called secondary metallurgical processes, which are often carried out under vacuum. Degassing, especially those with oxygen insufflation
After Atex coming into force in 2001 for the European market, approvals for ex motors reaching beyond the Atex approval began to be demanded by international markets.Lutz drum pump motors are now also certified in accordance with IEC Ex
