Cement - Directory

Portland cement - Wikipedia, the free encyclopediaPortland cement is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, ...
en.wikipedia.org/wiki/Portland_cement

PCA - The Portland Cement AssociationBased in Skokie, Ill., the Portland Cement Association represents cement companies in the United States and Canada. It conducts market development, ...
www.cement.org/


Cement & Concrete Basics | Portland Cement Association (PCA)Information and resources from the Portland Cement Association on how concrete and cement are made, the cement industry, concrete products, aggregates, ...
www.cement.org/basics/


Lehigh Cement CompanyWelcome to Lehigh Cement Company and Lehigh Cement Limited and their associated companies. We are a leading manufacturer of cement and construction ...
www.lehighcement.com/