High early strength
Improve sulfate resistance
Rapid Set FastRock 500 is a high-performance, calcium sulfoaluminate (CSA) cement-based additive for use with portland cement to produce high-performance concrete mix designs. It provides high early strength, low shrinkage, and improved sulfate resistance. Use in cementitious products such as grouts, mortars, screeds, plasters and renders.
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FastRock™ 500 resources available in PDF format