Grey Prediction Model for Drying Shrinkage of Cement Concrete Made from Recycled Coarse Aggregate Containing Superabsorbent Polymers

Figure 3

Influence of SAP content on drying shrinkage of recycled concrete. (a) 0% SAP, (b) 0.3% SAP, (c) 0.5% SAP, and (d) 0.7% SAP.

(a)

(b)

(c)

(d)