Alcemy and Spenner launch low-carbon 'CEM X' cement

Print this page

Germany: Berlin-based AI startup Alcemy, in partnership with German cement producer Spenner, has produced a commercially viable low-carbon cement alternative named ‘CEM X’. This product reportedly reduces carbon emissions by 65% and has less than 30% clinker content, according to the company. The composition incorporates a blend of 33% granulated blast furnace slag and 37% limestone.

Alcemy CEO Leopold Spenner said "With 'CEM X,' we have reached a significant milestone on our journey to decarbonising the cement industry.”

 

Last modified on 26 June 2024

URL: https://globalcement.com/news/item/17516-alcemy-and-spenner-launch-low-carbon-cem-x-cement

© 2025 Pro Global Media Ltd. All rights reserved.