Study on the Construction Waste Composition and Strength Mechanism of Recycled Mixture

Table 1

Technical indexes of aggregate raw materials.

Indicators	Crushed stone value	Apparent density	Saturated surface dry density	Bulk density	Bibulous rate (%)	Flat and elongated particles in coarse aggregates (%)	Dust content below 0.075 (%)	Content of soft rock (%)
Natural aggregate	18.8	2.778	2.770	2.765	0.164	0.13	0.5	0.8
RCA	21.2	2.547	2.461	2.406	3.299	1.86	1.1	1.6
RCB	37.2	2.134	1.871	1.640	14.115	3.62	1.4	2.2
Specification values	≤26	——	——	——	——	≤18	≤1.2	≤3