Preparation Concrete Substrate Cleaning, roughening, and presoaking the concrete substrate with water for 18-24 hours are essential steps to be taken before placing grout. Cleaning and roughening will insure a proper bond of the grout to the substrate. Presoaking the…
Application procedures for liquid floor hardeners include, but are not limited to: SpecChem liquid hardeners are typically used to harden and dust proof any concrete surface. Although not compliant to ASTM C-309 as a membrane forming curing compound, SpecChem floor…
Application procedures for curing compounds products include, but are not limited Water-based curing compounds should be thoroughly agitated prior to application. Do not mix with a high speed mixer. Most curing compounds will have to be removed prior to applying…
Concrete spalling is the process of flaking or chipping of the surface of concrete. This typically occurs when the concrete is exposed to freezing and thawing, or when it is subjected to heavy impact or wear and tear. Concrete spalling…
Hot Weather Grouting As the grout temperature approaches 30°C (85°F) the working time of the grout will be approximately one half of the working time at 20°C (70°F). At 30°C (85°F) and above, placement may become very difficult and steps…