From YourSite.com

SAND

Posted in: Agregates
By
Mar 20, 2009 - 3:41:10 PM

Material extracted from quarries, crushed or processed, it is necessary for the gravel to come from lasting, resistant and solid materials, without harmful particles that may harm the setting of concrete. It is used in the manufacturing of blocks and other prefabricated elements in the manufacturing of tubes and mixtures, as well as in special types of concrete.

© Copyright 2009 by YourSite.com