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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