Kolbenschmidt Pierburg AG is the parent company of Rheinmetall's Automotive sector. The company's KS Gleitlager division is a specialist in high-precision sliding elements for engine components and has developed a nanocoating system called NANOFRIKS.
Nano-Care AG has been one of the most influential nanotechnology companies in Germany for years. The foundation of our corporate activities is the development of functional surface coating systems as well as all pertinent services.
The company manufactures ZERODUR, an inorganic, non-porous glass ceramic, characterized by a phase of evenly distributed nano-crystals within a residual glass phase. ZERODUR contains about 70-78 weight percent crystalline phase with a high quartz structure. This crystalline phase has a negative linear thermal expansion, while that of the glass phase is positive. The crystals have an average size of about 50 nm.