... quickly, burning time: 4-5 hours, easy deliming, white ash, the content of ash: 2.6% -3.6 %, calorific value:7600- ... : 3.5 -3.9 cm, the fixed carbon of charcoal: 90%.Rods in Stock for Carbonization CarbonizationMachine-made Charcoal in Stock ... (for export) Sawdust Machine-made Charcoal for Cohart Materials