Research Article
Ash Evaluation of Indonesian Coal Blending for Pulverized Coal-Fired Boilers
Table 13
XRD analysis of BD-4B ash.
| | Temp. (°C) | Compound name | Chemical formula | SemiQuant (%) |
| | 550 | Quartz low | O2Si1 | 75 | | Sulfur oxide | SO2 | 6 | | Calcium sulfate | Ca(SO4) | 19 |
| | 600 | Quartz low | O2Si1 | 67 | | Anhydrite | Ca1O4S1 | 33 |
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