Specification For Hard Wood Charcoal High heating value Smokeless Energy saving and environmental protection Low ash content Raw material: Orange Wood Shape: Quadrilateral and Hexagon Burning time: 3-5 hours Length: 10-30cm Diameter: 3.8-4.2cm Fixed carbon content: Above 95% Water content: Below 4% Calorific value: Above 8000(cal/kg) Carbonization Temperature: 800 C Ash content: 4% Moisture: 4%-5% Package: 10kg/carton Box Package: According customers requirement One Box Charcoal Weight: 10Kg