Table 4: Mean values Compressive Strength test. µ = Arithmetic mean. σ = Standard deviation.

Series Code Fmax (N/mm2) @28 Fmax (N/mm2) @150
µ µ
E 2.50 1.17 5.27 1.10
E-HI 3.11 0.57 3.83 0.39
E-HII 2.18 0.30 2.52 0.36
E-HIII 1.98 0.21 2.21 0.03