... ash, the content of ash: 2.6% -3.6 %, calorific value:7600-8600 kcal, moisture content:<6%, the cross section tidy, a very ... ash, the content of ash: 2.6% -3.6 %, calorific value:7200-7600 kcal, moisture content:<6%, the cross section tidy, a little ... -made Charcoal in Stock(for export) Compressed Charcoal Stick/3.6-3.8cm Diameter Machine-made Charcoal/Sawdust Machine-made Charcoal