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

• Strength and porosity can be specifically adjusted
• High volume resistivity
• High machinability
• Low shrinkage, allowing good dimensional stability
• Complex components easy to manufacture
• Made from very economical raw materials, guaranteeing a good price-to-performance ratio

Modern examples of customized products

• High-performance cartridges
• Seals in lambda probes