Boral Class C Fly Ash is a pozzolanic admixture for concrete, consisting of the "finely divided residue that
Boral Class C Fly Ash is a pozzolanic admixture for concrete, consisting of the "finely divided residue that results from the combustion of ground or powdered coal", as defined by ASTM C 618. Coloring varies from light gray to buff, depending on the type of coal burned and the conditions of combustion. As a pozzolan, fly ash reacts chemically with calcium hydroxide produced by the hydration of portland cement to form additional cementitious compounds. This product may be used as a separate concrete addition, a partial replacement for portland cement, and as a partial replacement for portland cement and as an addition. Additional features include:
Provides easy placement
Helps improve pumpability
Reduces water requirements
Helps improve durability
Boral Material Technologies Inc., 45 NE Loop 410 Suite 700, San Antonio, TX 78216. Tel: 210-3494069; Fax: 210-349-8512.