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Table 2 The chemical compositions of raw materials.

From: Low Carbon Concrete Prepared with Scattering-Filling Coarse Aggregate Process

Compositions (%)

P.S 32.5

P.O 42.5

P.O 52.5

Fly ash

GGBS

Silica fume

Loss

1.95

1.81

2.58

1.57

1.8

0.92

CaO

58.2

60.89

60.68

4.51

35.36

0.45

SiO2

21.91

22.64

21.96

56.7

33.14

96.23

Al2O3

7.62

5.32

5.86

26.12

13.47

0.72

Fe2O3

2.53

3.46

3.01

7.25

1.15

0.05

MgO

2.71

3.56

29.1

2.49

2.51

0.40

SO3

2.38

2.1

2.38

0.8

1.12

0.43