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International Journal of Concrete Structures and Materials

Table 1 Physical properties of the coarse aggregates

From: Damage and Deterioration Mechanism of Coal Gangue Mixed Pumice Aggregate Concrete Under Freeze–Thaw Cycles

Kinds

Accumulating density (kg/m3)

Apparent density (kg/m3)

water absorption (%/h)

Crash index (%)

Coal gangue

1150

214

3.24

24

Pumice

715

159

12.78

43

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