Civil Engineering Reference
In-Depth Information
The XRD of these pastes at longer times shows no indication of Ca(OH)
2
.
It can be concluded that the lime is present in a poorly crystallized form in
these pastes. The non-evaporable water contents are also lower in portland
cement pastes containing silica fume.
[32]
Figure 7.
Conduction calorimetric curves of cement pastes containing different amounts
of silica fume.
Figure 8.
Amount of calcium hydroxide formed in cement-silica fume pastes hydrated for
different times.
