Table 2 Properties of aggregates.

From: Performance analysis of fiber reinforced recycled aggregate concrete at elevated temperatures using response surface methodology

Physical properties

Natural coarse

Recycled coarse

Fine

Aggregates

Aggregates

Aggregates

Specific gravity

2.55

2.49

2.41

Absorption, %

1.39

5.70

1.21

Bulk density, kg/m3

1729.10

1406.90

1810.40

Abrasion value, %

14.60

24.07

–

Fineness modulus

2.14

2.39

2.62

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