Effect of Adjusting for Particle-Size Distribution of Cement on Strength Development of Concrete
Table 1
Chemical composition of cement.
Name
Chemical element (%)
LSF
SM
IM
LOI
SiO2
Al2O3
Fe2O3
CaO
MgO
SO3
K2O
FC
0.54
21.24
5.01
3.68
62.91
2.00
3.17
1.31
89.55
2.44
1.36
FO1
0.50
21.40
5.01
3.68
63.23
2.01
2.84
1.22
89.78
2.46
1.37
FO2
0.45
21.56
5.02
3.67
63.55
2.01
2.50
1.12
90.00
2.48
1.37
FO3
0.40
21.72
5.02
3.67
63.87
2.01
2.17
1.02
90.22
2.50
1.37
OPC
0.35
21.88
5.02
3.66
64.18
2.01
1.83
0.92
90.44
2.52
1.37
CO1
0.31
21.96
5.06
3.70
64.25
2.02
1.66
0.91
90.34
2.51
1.37
CO2
0.27
22.03
5.10
3.74
64.31
2.03
1.49
0.90
90.24
2.50
1.36
CO3
0.23
22.11
5.14
3.78
64.38
2.04
1.32
0.89
90.14
2.49
1.36
CC
0.18
22.18
5.17
3.82
64.44
2.05
1.14
0.87
90.03
2.47
1.35
LSF, lime saturation factor; SM, silica modulus; IM, iron modulus. FO1, FO2, and FO3 consist of the mixture of FC and OPC by the different value of FMC. CO1, CO2, and CO3 consist of the mixture of CC and OPC by the different value of FMC.
