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International Journal of Concrete Structures and Materials

Table 1 Chemical composition of EHC and GGBS

From: Experimental Investigation on Bond, Microstructure and Durability of Expired Hardened Cement Blended with Ground Granulated Blast Furnace Slag as Partial Replacement of Cement in High-Strength Concrete

S. no.

Chemical composition (%)

EHC

GGBS

 

EHC

GGBS

SiO2

18.52

54.12

K2O

 < 0.01

0.26

Al2O3

4.87

12.65

MnO

0.08

6.40

Fe2O3

2.50

4.36

P2O5

0.13

0.09

CaO

42.76

5.88

TiO2

0.14

0.15

MgO

0.76

2.14

H2O

13.28

0.22

Na2O

0.14

0.84

LOI

18.00

 < 0.01

SiO2

18.52

54.12

K2O

 < 0.01

0.26

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