Issue 60

A. Boukhelkhal et alii, Frattura ed Integrità Strutturale, 60 (2022) 89-101; DOI: 10.3221/IGF-ESIS.60.07

Chemical composition (%)

Cement

MP 0.42

SiO 2 CaO MgO Al 2 O 3 Fe 2 O 3

20.14 63.47

56.01

2.12 3.71 4.74 2.67 0.47 0.21 0.69 0.06 1.72

0.12 0.13 0.06 0.01 0.01 0.01 0.43 0.03

SO 3 K 2 O T i O 2

Na 2 O P 2 O 5

42.78

Loss ignition

Physical properties Specific gravity

3.1

2.7

Fineness (m²/kg)

330 1.19

360 1.36 6.50

d 10 (µm) d 50 (µm) d 90 (µm)

Fineness characteristics

12.35 40.53

21.09 Table 2: Chemical composition and physical properties of cement and MP.

Figure 1: Particle size distribution of cement and MP.

(a)

(b)

Figure 2: SEM analysis of (a) cement and (b) MP.

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