Effects of Coarse and Fine Crushed Clay Brick Content on the Compressive Strength of Recycled Aggregate Concrete and the Microscopic Mechanism

Table 3

Preliminary mix ratio.

Mix ratio/(kg·m^-3)				Water-cement ratio	Sand ratio/%	Additional water/(kg·m^-3)
Cement	Water	Sand	Coarse aggregate
462.5	185	576.4	1070.8	0.40	35	86