Table 1 Physical properties of aggregate.

From: Experimental study on the influence of recycled aggregate substitution rate on the mechanical properties of recycled aggregate concrete under sulfate erosion conditions

Item

Bulk density (kg/m3)

Apparent density (kg/m3)

Porosity (%)

Water absorption (%)

Soil content (%)

Water content (%)

NA

1450

2690

46.1

0.72

0.85

0.33

RA

1293

2496

48.2

6.04

0.70

0.59

S

1635

2590

36.9

1.96

0.97

0.63

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