Research Article
Investigation and Comparison of the Enrichment Potential of Turkey (Şenkaya, Erzurum) Coals with Knelson Concentrator
Table 12
Enrichment concentration values of Sample-C2 coal with Knelson method (−0.5 + 0.106 mm).
| Rotational speed | Test product | Weight (%) | Ash (%) | Yield (%) | Sulfur (%) |
| 14 G (398 rpm) | Concentrate | 60.13 | 36.11 | 44.57 | 1.52 | Waste | 39.87 | 67.74 | 55.43 | — | Feed sample | 100 | 49.25 | 100 | 1.63 |
| 24 G (530 rpm) | Concentrate | 55.85 | 36.17 | 42.81 | 1.55 | Waste | 44.15 | 61.12 | 57.19 | — | Feed sample | 100 | 49.25 | 100 | 1.63 |
| 40 G (685 rpm) | Concentrate | 53.60 | 37.15 | 40.83 | 1.57 | Waste | 46.40 | 62.20 | 59.17 | — | Feed sample | 100 | 49.25 | 100 | 1.63 |
| 60 G (839 rpm) | Concentrate | 48.50 | 35.24 | 35.92 | 1.50 | Waste | 51.50 | 59.28 | 64.08 | — | Feed sample | 100 | 49.25 | 100 | 1.63 |
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Feeds in the experiments are 100 g each.
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