Comprehensive Testing Techniques for the Measurement of Shrinkage and Structural Changes of Fine-Grained Cement-Based Composites during Ageing

Table 1

Composition and properties of fresh composites.

Components and properties	Units	Composite ID
		0	III	IV
Sand	kg	45.9	45.9	45.9
Cement I 42.5 R	kg	15.3	15.3	15.3
Water	kg	7.65	7.16	5.35
Superplasticizer SVC 4035	% by cement mass	—	—	1.0
w/c ratio	—	0.5	0.47	0.35
Mixing speed	Revolutions/min	20	30	40
Workability	mm	140	128	135
Bulk density	kg/m^3	2200	2210	2280