Analysis of the Effect of Substitution Rate on the Mechanical Properties of Recycled Concrete Hollow Block

Table 5

Comparison of recycled concrete blocks with other blocks.

	Ordinary concrete hollow block	Recycled fine aggregate concrete hollow blocks with different replacement rates	Recycled concrete hollow block
Compressive strength	MU5.0–20.0	MU7.5–10.0	MU7.5–10.0
Bulk density (kg/m^3)	1200–1400	1100–1250	1100–1200