The compressive strength of cement mortars, replacing a 30% the cement weight by such material, is similar to the control 100% cement at 7 days, and higher at 28 and 60 days.
La resistencia a compresión de morteros, sustituyendo un 30% del peso de cemento por dicho material, es similar al control 100% cemento a 7 días, y mayor a 28 y 60 días.