| ARTIKEL | 24 K & 29 K | |
| PENGISIAN | PHHardness CaCo3Fats
Dissolved Oxygen O2 Iron Copper Hydrazine
|
8.0 – 9.50Nearly zero
0.1 ppm or less 0.1 ppm – 0.2 ppm or more |
| KETEL | PH ( at 25oC )M-alkalinity ( CaCo3)P-alkalinity (CaCo3)
Total Solids Electric Conductance Chlorine CL Phosphate ion (Po4-3) Sulphurous acid ion (SO4-2) SiO2 |
9.4 – 10.5100 ppm or less80 ppm or less
– 80 ms/m or less 100 ppm or less 5 – 15 ppm 5 – 10 ppm 50 ppm or less
|
These limits above must be maintained by feed water treatment, chemical dosing and blow down, to protect the boiler drums, header and tube from corrosion.
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Filed under: Boiler, Tutorial | Tagged: 30 ton FFB per hour, Boiler, Palm oil mill, Standart Air Ketel, Takuma N 600 S |
EPC (Engineering, Procurement, Contruction) 
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