Research Article
The Effects of Different Types of Fly Ash on the Compressive Strength Properties of Briquettes
Table 5
SEM-EDS elemental analyses of materials.
| Elemental analysis | | C | O | Na | Mg | Al | Si | P | S | K | Ca | Ti | Fe | Total |
| S |
| P1 | | 54.44 | 0.85 | 2.72 | 8.41 | 18.43 | | 2.54 | 2.00 | 4.63 | 0.45 | 5.52 | 100 |
| C |
| P1 | 13.15 | 37.14 | | | 1.65 | 3.10 | | 0.55 | | 1.69 | | 42.73 | 100 | P2 | 8.92 | 40.93 | | 3.30 | 2.13 | 3.95 | | 1.34 | | 7.56 | | 31.87 | 100 | P3 | 12.64 | 49.21 | 0.85 | 6.43 | 5.94 | 12.57 | | 0.59 | | 9.04 | 1.17 | 1.56 | 100 | P4 | 13.23 | 47.94 | | 5.04 | 2.63 | 13.28 | 0.78 | 0.65 | 0.34 | 11.52 | 0.64 | 3.95 | 100 |
| OE |
| P1 | 15.32 | 35.68 | | | 2.99 | 2.87 | | | | 1.34 | | 41.81 | 100 | P2 | | 51.95 | | 2.01 | 11.36 | 18.78 | | | 1.30 | 9.54 | | 5.06 | 100 | P3 | 25.25 | 43.82 | 0.68 | 0.61 | 11.98 | 13.72 | | | 0.81 | 1.64 | | 1.49 | 100 | P4 | 17.76 | 49.20 | | 0.61 | 2.37 | 2.17 | | 0.57 | | 26.40 | | 0.92 | 100 |
| SO |
| P1 | 21.88 | 37.14 | | 1.44 | 3.43 | 10.66 | | | 0.78 | 1.32 | | 23.34 | 100 | P2 | 18.73 | 47.96 | | 2.01 | 7.95 | 15.30 | | | 1.72 | 3.38 | | 2.95 | 100 | P3 | 15.70 | 53.95 | | 0.74 | 2.76 | 24.03 | | | 0.73 | 0.43 | | 1.67 | 100 | P4 | 15.08 | 50.62 | | 0.77 | 10.37 | 20.25 | | | 1.29 | | | 1.60 | 100 |
| T |
| P1 | 8.05 | 34.88 | | | 2.05 | 2.49 | | | | 0.65 | | 51.88 | 100 | P2 | 16.32 | 50.96 | | | 0.84 | 31.89 | | | | | | | 100 | P3 | | 52.17 | 3.08 | | 10.37 | 31.35 | | | 1.79 | | | 1.25 | 100 | P4 | 74.46 | 22.39 | | | 1.15 | 2.00 | | | | | | | 100 |
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