| |
| |
Cement Resources
Cement Resources
|
| |
|
| |
In its simplest form, concrete is a mixture of paste and aggregates. The paste, composed of portland cement and water, coats the surface of the fine and coarse aggregates. Through a chemical reaction called hydration, the paste hardens and gains strength to form the rock-like mass known as concrete.
|
|
| |
|
| |
Masterbuilders Association of Jamaica
5 Oxford Park Avenue
Kingston 5
Jamaica W. I. |
|
| |
|
| |
PCA is a trade association of cement companies in the United States and Canada. Since its founding in 1916, the Portland Cement Association has had the same mission: "Improve and expand the uses of portland cement and concrete."
|
|
| |
|
| |
Check out a Flash animation of typical cement plant operations, courtesy PCA. |
|
|
|