Influence of Water-Cement Ratio and Type of Mixing Water on the Early Hydration Performance of Calcium Sulphoaluminate (CSA) Cement

Table 4

The physical properties of CSA paste with different w/c ratios and mixing water.

Water-cement ratio	Type of mixing water	Porosity (%)	Water absorption (%)	Apparent specific gravity (g·cm^−3)	Bulk density (g·cm^−3)
0.40	Freshwater	0.3997	0.2563	2.5984	1.5597
	Seawater	0.4013	0.2570	2.6085	1.5616
0.48	Freshwater	0.4683	0.3311	2.6612	1.4148
	Seawater	0.4532	0.3196	2.5941	1.4184