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International Journal of Concrete Structures and Materials

Table 1 Chemical composition of OPC and DE

From: The Effect of Partial Replacement of Cement with Diatomaceous Earth (DE) and Polypropylene Fibers (PPF) on Fresh, Hardened, and Durability Properties of Concrete

Compound

SiO2

Al2O3

Fe2O3

CaO

MgO

Na2O

K2O

MnO

P2O5

TiO2

H2O

SO3

LOI

DE (% in mass)

82.00

< 0.01

2.00

0.22

0.30

0.10

0.20

0.06

0.34

0.19

1.15

–

14.18

OPC (% in mass)

18

6.4

2.8

69

–

0.46

0.79

–

–

1.53

8.9

1.64

1.28

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