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Bulletin of the National Research Centre

Table 3 Mix composition and properties of the prepared lightweight concrete

From: Assessment of waste clays in the Qusseir region of east central Egypt for production of lightweight bricks

Type of the fired waste clay aggregate in the mixture

Mix composition (ratio by volume)

Bulk density (g/cm3)

Crushing strength (kg/cm2)

Aggregate/cement ratio

Water/cement ratio

Mix 1

Coarse aggregate (2–10 mm grain size)

6:1

0.4

0.76

25

Mix 2

Coarse aggregate with 10% finer particles

6:1

0.4

0.90

45

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