Requirements of Concrete Admixtures for use in Construction
Not more than 15 mm below that of control mix concrete ** At 45 min, the slump shall not be less than that of the control mix concrete at 15 min *** At 2 hours, the slump shall not be less than that of the control mix concrete at 15 min; 2. Quality Requirement of Admixture. When the admixtures are said to be compatible with concrete, it should meet the …
