Español(Spanish Formal International)English (United Kingdom)
Coal

Medium volatile:  
Volatile matter 26% - 28%
SCI (swelling factor)  8.5
Calorific power  8,143 Kcal/Kg
Sulphur  0.85 – 0.95
Ash    8% - 11%
Low volatile:   
Volatile matter 18% - 22%
SCI (swelling factor)  8 - 8.5 
Calorific power  7,900 Kcal/Kg
Sulphur  0.7 – 0.9
Ash    7% - 8%

 
Main Office
Bogota D.C., Colombia
Address Calle 108 # 45 - 30
Tower 2 Office 1008
Phone (+57 1) 7432182
Mine´s Office
Samacá, Boyacá - Colombia
Address Calle 6 No. 4 - 80
Phone (+57 8) 7372015
Fax (+57 8) 7372015