The Mechanical Properties of Recycled Coarse Aggregate Concrete with Lithium Slag

Table 2

Properties of coarse aggregate.

Type	Thickness density (kg/m^3)	Apparent density (kg/m^3)	Water absorption (%)	Crush value (%)	Mud content (%)	Fine powder content (%)
NCA	1536	2687	0.5	—	1	0.2
RCA	1472	2417	3.8	14	5.2	0.4

Note: NCC represents natural concrete; RCC represents recycled concrete.