Durability Index Performance of High Strength Concretes Made Based on Different Standard Portland Cements
Table 2
The 28-day strengths, OPI, water sorptivity, and chloride conductivity results for different cement types and different w/c ratios.
Cement type
W/C Ratio
Average 28-day Strengths (MPa)
Average OPI
Average sorptivity (mm/hr0.5)
Average chloride conductivity (mS/cm)
CEM I 42.5N
0.65
31. 9
10.0
10.3
2.78
CEM I 42.5N
0.5
52.3
10.2
10.5
2.07
CEM I 42.5N
0.4
57.3
10.4
7.0
1.49
CEM I 42.5N FS
0.5
50.2
10.0
8.2
CEM I 42.5N FSH
0.5
56.1
10.3
8.5
CEM I 42.5N H
0.4
68.6
10.7
6.2
CEM I 42.5N FSP
0.5
55.2
10.2
7.8
CEM I 42.5N FS Poker Panel
0.5
10.2
8.1
CEM II/A-V 52.5N
0.65
43.0
10.4
7.9
2.01
CEM II/A-V 52.5N
0.5
58.1
10.5
7.3
1.90
CEM II/A-V 52.5N
0.4
87.2
10.5
7.5
1.60
CEM II/A-V 52.5N FS
0.5
66.2
10.3
9.4
CEM IV/B-V 32.5R
0.65
26.6
9.3
2.32
CEM IV/B-V 32.5R
0.5
42.3
10.2
6.2
1.57
CEM IV/B-V 32.5R
0.4
66.2
10.6
6.0
1.26
CEM IV/B-V 32.5R FS
0.5
46.8
10.3
7.7
1.73
CEM IV/B-V 32.5R FSH
0.5
50.8
1.82
CEM IV/B-V 32.5R H
0.4
67.6
10.7
6.2
CEM IV/B-V 32.5R FSP
0.5
49.9
10.3
7.0
1.72
CEM IV/B-V 32.5R FS Poker Panel
0.5
10.6
6.4
CEM II/A-M (V-L) 42.5N
0.65
33.8
9.6
8.7
2.34
CEM II/A-M (V-L) 42.5N
0.5
61.5
10.0
7.8
1.81
CEM II/A-M (V-L) 42.5N
0.4
73.2
10.2
7.5
1.61
CEM II/A-M (V-L) 42.5N FS
0.5
59.3
10.1
8.2
FS: filler sand, FSH: filler sand after hand compaction, FSP: filler sand after poor compaction, done simply by lifting the filled concrete mould 20 mm off the floor and dropping it five (5) times.