Civil Engineering Reference
In-Depth Information
Table 17.2
Solubility of alkali-activated slag and Portland cement reaction products (Puertas, 1995)
Alkali-activated slag cements
Portland cement
Mineral
Stoichiometric formula
Solubility
(kg/m
3
)
Mineral
Stoichiometric formula
Solubility
(kg/m
3
)
C-S-H (B)
Xonotlite
Riversidite
Plombierite
Gyrolite
Calcite
Hydrogarnet
Na and Ca hydrosilicate
Thomsonite
Hydronepheline
Natrolite
Analcime
5CaO.6SiO
2
·nH
2
O
6CaO.6SiO
2
·H
2
O
5CaO.6SiO
2
·3H
2
O
5CaO.6SiO
2
·10.5H
2
O
2CaO.3SiO
2
·2.5H
2
O
CaCO
3
3CaO.Al
2
O
3
·1.5SiO
2
·3H
2
O
(Na,Ca)SiO
2
·nH
2
O
(Na,Ca)Al
2
O
3
Si
2
O
5
·6H
2
O
Na
2
O·Al
2
O
3
·2SiO
2
·2H
2
O
Na
2
O·Al
2
O
3
·3SiO
2
·2H
2
O
Na
2
O·Al
2
O
3
·4SiO
2
·2H
2
O
0.050
0.035
0.050
0.050
0.051
0.014
0.020
0.050
0.050
0.020
0.020
0.020
Calcium hydroxide
<0}
C
2
SH
2
CSH (B)
Tetracalcium hydroaluminate
Tricalcium hydroaluminate
Ca(OH)
2
2CaO·SiO
2
·nH
2
O
5CaO·SiO
2
·nH
2
O
4CaO·Al
2
O
3
·13H
2
O
3CaO·Al
2
O
3
·6H
2
O
3CaO·Al
2
O
3
·3CaSO
4
31H
2
O
1.300
1.400
0.050
1.080
0.560
Ettringite
1.754
