Limestonefilled pozzolanic cement ScienceDirect
The initial and final setting time are plotted as a function of limestone content in Fig. addition of 5% limestone increases the plasticity of the mix, which needs more water for workability, the consistency increases from W/C= for (80% OPC and 20% Homra) to for (80% OPC, 15% Homra and 5% limestone).