Table 5.

Initial and secondary sorptivity of mortar mixes for the dry and wet-mix designs *.

Samples	Initial Sorptivity (mm/s1/2)	Reduction Compared to CM (%)	Secondary Sorptivity (mm/s1/2)	Difference with CM (%)
CM	0.007	-	0.0014	-
GMD 0.01	0.0057	−22.8	0.0013	−7.7
GMD 0.05	0.0055	−27.3	0.001	−40.0
GMD 0.1	0.0047	−48.9	0.0011	−27.3
GMD 0.5	0.0058	−20.7	0.0016	+12.5
GMD 1.0	0.0061	−14.8	0.0019	+26.3
GMW0.01	0.0054	−29.6	0.0011	−27.3
GMW0.05	0.0047	−48.9	0.0009	−55.6
GMW 0.1	0.0051	−37.3	0.001	−40.0
GMW 0.5	0.0062	−12.9	0.0012	−16.7
GMW 1.0	0.0069	−1.4	0.0016	+12.5

* (−ve means reduction, and +ve means increase compared to CM).