PSI - Issue 18

Sana Gul et al. / Procedia Structural Integrity 18 (2019) 101–107 Sana Gul/ Structural Integrity Procedia 00 (2019) 000–000

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3

Table 1 Chemical Characterization of Cement (XRF)

Constituent (wt. %) Type I Cement

Constituent (wt. %) Type I Cement

SiO 2

19.19

TiO 2

0.29

Al 2 O 3

4.97

Fe 2 O 3

3.27

MnO

0.04

MgO

2.23

CaO

65.00

Na 2 O

0.58

K 2 O

0.51

P 2 O 5

0.08

LOI

3.84

Table 2 Physical Properties of Cement, Fine and Coarse aggregate

Parameters

OPC

Fine aggregate

Coarse aggregate

Particle Size (D 50 ), microns

16.4

650

9600

BET Surface Area (m 2 /g)

0.822

_

_

Density (g/cm 3 )

3.17

2.5 kg/m³

81.6 lb/yd³

Fineness Modulus

_

2.4

2.5

Water absorption

_

_

2%

a

b

Fig. 1. Particle size distribution of aggregate (a) fine aggregate; (b) coarse aggregate