... tasteless, surface looks smooth and flawless, no explode, fire quickly, burning time: 4-5 hours, easy deliming, ... diameter: 3.6 -3.8 cm, the fixed carbon of charcoal: 88% -92%.Export Grade-B charcoal ... tasteless, surface looks smooth and flawless, no explode, fire quickly, burning time: 3-4 hours, easy deliming, ... : 3.5 -3.9 cm, the fixed carbon of charcoal: 90%.Rods in Stock for Carbonization ...