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Q. What is the difference between setting and hardening? A. Setting describes the stiffening of the fresh cement paste. Onset of rigidity occurs. Then hardening begins, which indicates that a useful and measurable strength is developing. Setting and hardening result from the continuing reaction between the cementitious material and water. References: SP-1(02); ACI Physical Testing of Cement Training Video; The Contractor's Guide to Quality Concrete Construction; ASTM C403; ASTM C191 Topics in Concrete: Cementitious Material; Concrete Fundamentals; Materials
Q. What is the difference between setting and hardening?
A. Setting describes the stiffening of the fresh cement paste. Onset of rigidity occurs. Then hardening begins, which indicates that a useful and measurable strength is developing. Setting and hardening result from the continuing reaction between the cementitious material and water.
References: SP-1(02); ACI Physical Testing of Cement Training Video; The Contractor's Guide to Quality Concrete Construction; ASTM C403; ASTM C191
Topics in Concrete: Cementitious Material; Concrete Fundamentals; Materials