Civil Engineering Reference
In-Depth Information
Figure
30.
Calorimetric curves showing (
a
) rates of heat evolution and (
b
) total heat
evolved as a function of time for portland cement (OPC) and portland cement modified by
Na
5
P
3
O
10
and (NaPO
3
)
3
during the first 48 hours of hydration.
A:
OPC;
B:
OPC modified
by 10% Na
5
P
3
O
10
;
C:
OPC modified by 10% (NaPO
3
)
3
.
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