Civil Engineering Reference
In-Depth Information
Figure 19.
Heat evolution curves for C
3
S paste and mixtures containing C ¯ , C ¯ H
1/2
,
C
11
A
7
•CaF
2
and various additives.
[15]
(
a
)
A:
C
3
S;
B:
C
3
S-C
¯
-C
¯
H
1/2
(H/A: 0.35);
C:
C
3
S-C
¯
;
D:
C
3
S-C
¯
-C
¯
H
1/2
(H/A = 0.14).
(
b
)
E:
C
3
S-C
¯
-N
¯
(N
¯
= 0.06);
F:
C
3
S-C
¯
-N
¯
(N/
¯
= 0.13).
(
c
)C
3
¯
-C
11
A
7
•CAF
2
-C
¯
.
(
d
) —— C
3
S-C
11
A
7
•CAF
2
-C
¯
H
1/2
(H/A = 0.14);
……
(H/A = 0.34).
(
e
) —— C
3
S-C
11
A
7
•CaF
2
-C
¯
(0.05% citric acid);
……
(0.1% citric acid).
(
f
) —— C
3
S-C
11
A
7
•CAF
2
-C
¯
-N
¯
(N/
¯
= 0.06);
……
(N/
¯
= 0.13).
(
g
) —— C
3
S-C
11
A
7
•CaF
2
-C
¯
-C
¯
H
1/2
-N
¯
(H/A = 0.14, N/
¯
= 0.06);
……
(H/A = 0.14, N
¯
= 0.13).
(
h
) —— C
3
S-C
11
A
7
•CaF
2
-C
¯
-N
¯
-0.05% citric acid (N/
¯
= 0.06);
……
(N/ ¯ = 0.13).
(
i
)
—— C
3
S-C
11
A
7
•CaF
2
-N ¯ (N/ ¯ = 0.06);
……
C
3
S-C
11
A
7
•CaF
2
-C
¯
-N
¯
-N
¯
(N/
¯
= 0.13).
