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COAL

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    MATERIAL DETAILS

    Grade “ASH” Grade “AS” Grade “AM” Grade “AKO”
    Total Moisture 10%max 9%max 7%max 5%max
    Ash 17%max 8%max 6%max 5%max
    Volatile Matter 3%max 3%max 3%max 3%max
    Total Sulphur 1%max 1%max 1%max 1%max
    Fixed Carbon 80%max 89%max 91%max 92%max
    Colarific Value 6000 6400 6800 7000
    Kcal/Kg min
    Size 0 – 6mm + 6 – 13 mm + 13 – 25 mm +25 – 70/100 mm
    Total Moisture 10%max
    Ash 14-16%
    Volatile Matter 16-32%
    Total Sulphur 0.7%max
    Size 0-50 mm
    Calorific Value 6000 Kcal/Kg min
    Size 0-50 mm Guaranteed
    T.Moisture 8%max
    Ash (dry) 13%max
    Volatile (d.b.) 12%max
    Fixed Carbon (dry) 76%max
    Sulphur (dry) 0.7%max
    K2O in Ash (dry) 2.2%%max
    Na2O in Ash (dry) 0.6%max
    Phosphorus In Ash (dry) 0.4%max
    HGI 55 min/75max
    Calorific Value 6.500 kcal/min
    Screen Analysis 0 – 6 mm 80% max
    6.50 mm 20% min
    Total Moisture (as-received) %max 7,00
    Ash (dry basis) %max 8,00
    Volatile Matter (dry basis) %24-28
    Sulphur(dry basis) %max 0,60
    Phosphorus (dry basis) %max 0,050
    Total Alkali K2O+Na2O(in ash) %max 2,80
    Free Swelling Index (FSI) min 7,00
    Max.Fludity (ddpm) min 150
    Relative Degree of Oxidation %95
    Random Vitrinite Reflectance 0,9-1,5
    Size 0-50
    +50 mm %max 0
    -0,50 mm %max 25
    Dilatation (A.A., +d) %min25
    Ash Fusion Temperature min.1350
    Net Calorific Value (dry basis) min.6500
    Stability min.55
    Coke Reactivity Index (CRI) max.32
    Coke Strength after Reaction (CSR) min.50
    Coking Wall Pressure (kpa) max.7
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