Repair Alt. performance evaluation items | Repair A | Repair B | Repair C | Repair D | Repair E | Repair F |
---|---|---|---|---|---|---|
Alkali resistance (%) | 0.30 | 0.02 | 0.10 | 0.50 | 1.20 | 0 |
Chloride permeability, C | 172 | 674 | 154 | 1024 | 947 | 13 |
Electrical resistivity (kΩ cm) | 324 | 214 | 421 | 64 | 108 | 1615 |
Bond Str. (MPa) | 1.8 | 2.1 | 1.2 | 1.6 | 2.3 | 3.7 |
Compressive Str. (MPa) | 27 | 43.2 | 28 | 63.7 | 36.1 | 83.5 |
Drying shrinkage (%) | 0.024 | 0.048 | 0.031 | 0.030 | 0.002 | 0.063 |
Elasticity (GPa) | 28 | 25.5 | 18.6 | 36.6 | 29 | 14 |
Tensile Str. (MPa) | 4.8 | 3.5 | 1.5 | 2.2 | 2.8 | 38.2 |
Thermal expansion (millionths/°C) | 8.2 | 13 | 10.6 | 9.3 | 9.9 | 24 |