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One of the glitches of combining glass aggregate with portland cement is that the combination may trigger alkali-silica reaction (ASR).
Colloidal silica was introduced as a concrete densifier many years ago, and it has proven itself a reliable tool for concrete polishers and others needing to harden or densify cured concrete surfaces. However, there is widespread confusion about what it is, and this confusion can lead to misinformation. This article attempts to bring some clarification.
Neither Scott Cohen, who owns The Green Scene in Northridge, Calif., nor Allen Miller, CEO and president of Concrete Revolution in Denver, Colo., have ever had a problem with alkali-silica reaction in their glass and concrete countertops.
ColorJuice Concrete Silicate Colorant, the newest product from Arkansas-based American Decorative Concrete Supply Co., is not only inspired by Mother Nature – it’s designed to withstand Mother Nature.
