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International Journal of Concrete Structures and Materials

Table 2 Chemical composition of the cements and silica fume (in wt.%)

From: Macrocell Corrosion Currents in Simulated Concrete Pore Solution and Reinforced Concrete

Cement

SiO2

Al2O3

Fe2O3

CaO

MgO

SO3

K2O

Na2O

LOI*

I**

CEM I 42.5 R/SR

20.16

5.12

2.62

63.87

1.62

3.03

0.65

0.23

2.12

0.58

CEM II/B-M (V-LL) 32.5 N

21.83

8.11

5.60

55.62

2.12

3.11

1.09

0.28

0.54

1.70

SF

86.64

1.65

1.39

2.68

2.66

0.18

–

1.35

2.67

–

  1. *LOI: loss on ignition, **Insoluble
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