Research Article

Ash Evaluation of Indonesian Coal Blending for Pulverized Coal-Fired Boilers

Table 6

XRD analysis of BD-1A ash.

Temp. (°C)Compound nameChemical formulaSemiQuant (%)

550Quartz lowO2Si172
Calcium sulfateCa(SO4)15
Silicon oxideSiO22
Chloride sulfur oxideSO2Cl211

600Quartz highO2Si185
Calcium sulfateCa(SO4)15