By ensuring manufacturing processes and optimizing product qualities, the KELLER application laboratory for ceramic raw materials and products has earned international reputation through precise methods and assessments.

Our subsidiary Rieter Morando is a strong brand within the Division KELLER. The core business of the company is machines for clay preparation and shaping. Development and design processes at Rieter Morando are supported by laboratory analyses carried out in compliance with the strictest chemical, physical and technical guidelines.