Specifications and requirements:Hardwood charcoal –Industrial use1. Fixed carbon: 75 ~ 85%;2. Moisture: 1 ~ 5%;3. Ash: 1 ~ 3%;4. Calorific Capacity: 7000 ~ 8500 kcal;5. Burning time: 3 ~ 4 hours;6. 24 tons / 40HQ;7. No raw charcoal, no carbon powder, no sand contamination, no iron particles and other impurities/contaminations8. Size 5cm or greaterI need this requirementsAbout 2000-3000 tons a month for china Show More