Superpyrostat is used soft-fired. The porous high-frequency steatite is convincing because of its good machinability. The material is fired at temperatures between 800° and 1,100° C. Superpyrostat consists basically of soapstone, clays and fluxing agents.
Significant strengths of this material in accordance with DIN VDE 0335/DIN EN 60 672:
Modern examples of customized products: