Research Article
Effect of Different Activators on Rheological and Strength Properties of Fly Ash-Based Filling Cementitious Materials
Table 6
Rheological properties of slurry.
| | Test No. | A | B | C | D | Syneresis rate (%) | Fluidity | | Lime dosage (%) | Gypsum dosage (%) | NaOH dosage (%) | Na2SO4 dosage (%) | (mm) |
| | FH-1 | 1 (8) | 1 (4) | 1 (1) | 1 (2) | 3.47 | 131 | | FH-2 | 1 | 2 (5) | 2 (2) | 2 (3) | 3.17 | 140 | | FH-3 | 1 | 3 (6) | 3 (3) | 3 (4) | 3.73 | 155 | | FH-4 | 2 (12) | 1 | 2 | 3 | 3.14 | 145 | | FH-5 | 2 | 2 | 3 | 1 | 3.02 | 138 | | FH-6 | 2 | 3 | 1 | 2 | 2.94 | 115 | | FH-7 | 3 (16) | 1 | 3 | 2 | 2.45 | 136 | | FH-8 | 3 | 2 | 1 | 3 | 2.4 | 112 | | FH-9 | 3 | 3 | 2 | 1 | 2.24 | 110 | | KD-12 | 0 | 0 | 0 | 0 | 9.25 | 150 |
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Notes: KD-12 is unmixed cement mortar; KD-11 is fly ash containing 50 additives, without excitant.
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