Mechanical Properties of Na<sub>2</sub>CO<sub>3</sub>-Activated High-Volume GGBFS Cement Paste

<div>Ultrasonic pulse velocity (UPV) for HVSC pastes containing Na<sub>2</sub>CO<sub>3</sub> at (a) 3 days and (b) 28 days.</div>

Advances in Civil Engineering

Figure 5: Mechanical Properties of Na<sub>2</sub>CO<sub>3</sub>-Activated High-Volume GGBFS Cement Paste 