Other
indicative properties of coal |
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TECHNICAL PARAMETERS OF
IMPORTED COAL |
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Petrographic & Chemical Properties |
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Rheological Properties
& Ash Composition |
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A |
Maceral composition |
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G |
Dialation |
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Vitrinite |
% |
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Softening |
oC |
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Exinite |
% |
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Shrinking |
oC |
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RSF |
% |
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Dialation |
oC |
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Inertinite |
% |
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Contracting |
% |
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Minerals |
% |
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Dialation |
% |
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Amplitude |
% |
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B |
V-Type Distribution
Patteren ( all types) |
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V1 |
% |
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H |
Gieseler Fluidity |
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V2 |
% |
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Softening |
oC |
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V3 |
% |
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Plasticity |
oC |
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V4 |
% |
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Solidifying |
oC |
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% |
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M Plasticity |
ddpm |
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% |
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Vn |
% |
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I |
Ash fusion Temperature
(oC) |
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C |
Elemental Analysis |
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J |
HGI (Hard Grove
Grindability Index) |
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Carbon |
% |
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K |
Size Fraction Analysis(%) |
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Hydrogen |
% |
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+ 1mm |
% |
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Nitrogen |
% |
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+ 0.5mm |
% |
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Oxygen |
% |
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- 0.5 mm |
% |
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Chlorine |
% |
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- 0.2mm |
% |
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D |
RoR(max) |
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L |
Ash Composition |
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RoR |
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SiO2 |
% |
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Reactives |
% |
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Al2O3 |
% |
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Total Inerts |
% |
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Fe2O3 |
% |
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Optimum Inerts |
% |
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TiO2 |
% |
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CB Index |
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P2O5 |
% |
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CaO |
% |
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E |
Chemical Properties |
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Mgo |
% |
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Inherent Moisture |
% |
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Na2O |
% |
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Ash(adb) |
% |
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K2O |
% |
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VM(adb) |
% |
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SO3 |
% |
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Sulphur |
% |
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MnO |
% |
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Swelling Index |
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Ba |
% |
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Roga Index |
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Sr |
% |
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LTGK |
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V2O5 |
% |
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Cr2O3 |
% |
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F |
Distribution of Sulphur |
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Pyritic |
% |
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M |
Coke Properties |
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Sulphatic |
% |
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M-10 |
% |
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Organic |
% |
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CSR |
% |
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Total |
% |
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CRI |
% |
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Coke Pressure |
PSI |
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If the offered coal is
blended, then the above properties for individual constituents as well as |
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the proportion of the individual
constituents in the blended coal shall also be required along |
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with the blended coal properties. |
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