COAL

Coal

We exclusively trade thermal coal of Indonesian, Thailand,  South Africa and other country origin .We offer three main calorific values – GAR 4200 kcal/kg, NAR 4700 kcal/kg and NAR 5500 kcal/kg. The table below indicates the typical specifications of each category of coal under the American Society for Testing and Materials Standard.
Specification in ASTM Standard Low Calorific Value Medium Calorific Value High Calorific Value
Gross Calorific Value GAR 4,200 Kcal/kg 5,000 Kcal/kg 5,800 Kcal/kg
Net Calorific Value NAR 3,800 Kcal/kg 4,700 Kcal/kg 5,500 Kcal/kg
Total Moisture ARB 36% 26% 14%
Inherent Moisture ADB Approximately 24% 18% 9%
Ash Content ADB 8% 5% 15%
Volatile Matter ADB Approximately 40% 40% 41%
Ash Fusion Temperature T1 1,150 Degree Celsius 1,150 Degree Celsius 1,300 Degree Celsius
Total Sulfur ADB 0.8% 0.9% 0.6%
HGI Minimum 45% 40% 40%
Size 0-50mm Approximately 90% 90% 90%