Cube 25*25*25 mm Material 100 % coconut shell fixed carbon: 78% Volatile Matter: max 14% Moisture Content: 6.2% Ash Content: 2.3% Total sulfur : 0.09% Gross Calorific: 7179  Kcal/Kg Bulk Density  : 0,735 Duration normal : 2 hours + Include With Packaging