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. 2020 Mar 3;13(5):1120. doi: 10.3390/ma13051120

Table 1.

Compressive strength and splitting tensile strength requirements for LWA [24].

Calculated Equilibrium Density
max, kg/m3
Average 28-day Splitting Tensile Strength,
min, MPa
Average 28-day Compressive Strength,
min, MPa
All Lightweight Aggregate
1760 2.2 28
1680 2.1 21
1600 2.0 17
Combination of Normal Weight and Lightweight Aggregate
1840 2.3 28
1760 3.1 21
1680 2.1 17