- Gross Calorific Value (Dry basis), kcal/kg: 7500.00 - Fixed Carbon (Dry basis), %: 80.00 - Ash content, (Dry basis) (%): 4.50 - Total sulfua (Dry basis),%: 0.05 - Volatile content (Dry basis), % 9.60 - Size, cm: 10 â?? 40 - Shape: Hexagonal/Square shape - Burning time, hours: 3.5 â?? 4 Place of Origin: Vietnam Brand Name: thanviet Name: Sawdust briquette charcoal Raw Material: Sawdust Size: diameter 40mm Color: Black Usage: bbq, cooking, Package: In PP bag 10kg or 15kgs/box, or as your requirement Packaging & Delivery Packaging Details: In PP 10 or 15 kgs/ box or as your requirement Delivery Detail: Shipped in 15 days after payment