30
2, 3
28
2, 2
2, 0
26
Air
24
2, 1
22
20
0
25
50
75
100
125
150
175
a. Mixtures 2,3; 2,2; 2,1; and 2,0.
Time (hrs)
30
28
3, 0
3, 2
26
Air
24
22
20
0
25
50
75
100
125
150
175
b. Mixtures 3,0 and 3,2.
Time (hrs)
30
*2, 0
*2, 2
28
26
Air
24
22
20
0
25
50
75
100
125
150
175
c. Mixtures *2,0 and *2,2.
Time (hrs)
40
30
20
10
0
10
20
0
50
100
150
d. All curves represent mixture 2,3.
Time (hrs)
Figure 1. Temperature histories of concrete with Types I and III cement, various dosages of Pozzutec 20,
cured at various temperatures.
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