Research Article
Long Term Corrosion Experiment of Steel Rebar in Fly Ash-Based Geopolymer Concrete in NaCl Solution
Table 2
Concrete properties and mix design.
| Strength | 25 N/mm2 | Aggregate type: coarse | Crashed | Aggregate type: fine | Crashed | Free water-cement ratio | 0.59 | Slump: 30–60 mm, VB (time) | 3–6 second | Max aggregate size | 20 mm | Free water content | 210 kg/m3 | Cement content (C1) | 355 kg/m3 | Concrete density | 2400 kg/m3 | Total aggregate content | 1834.09 kg/m3 | Fine aggregate content | 3514.7 kg/m3 | Coarse aggregate content | 1052.10 kg/m3 | Curing time | 28 days |
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