Metalimpex.bg

Coal

COAL DETAILS

Anthracite
 Grade “ASH”Grade “AS”Grade “AM”Grade “AKO”
Total Moisture10%max9%max7%max5%max
Ash17%max8%max6%max5%max
Volatile Matter3%max3%max3%max3%max
Total Sulphur1%max1%max1%max1%max
Fixed Carbon80%max89%max91%max92%max
Colarific Value6000640068007000
Kcal/Kg min    
Size0 – 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
Size0-50 mm Guaranteed
T.Moisture8%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
HGI55 min/75max
Calorific Value6.500 kcal/min
Screen Analysis0 – 6 mm 80% max
6.50 mm20% 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 Reflectance0,9-1,5 
Size0-50 
 +50 mm%max 0
 -0,50 mm%max 25
Dilatation (A.A., +d)%min25 
Ash Fusion Temperaturemin.1350 
Net Calorific Value (dry basis)min.6500 
Stabilitymin.55 
Coke Reactivity Index (CRI)max.32 
Coke Strength after Reaction (CSR)min.50 
Coking Wall Pressure (kpa)max.7