We are offering coconut shell charcoal briquettes. We provide our clients with briquettes made of carbonized coconut shell that burns hotter, last longer and burns evenly without smoke, odour and formation of slag. Our coconut shell charcoal briquettes have high combustion rate that make them a perfect substitute of coal and wood. These briquettes are widely used as fuel for boilers as they can burn cleanly and without harming the environment. specifications: size: 50mmshape: ovalfixed carbon: 70%gross calorific value: 6500-7000 kcal/kgburning time about 3 to 4 hrsinherent moisture: 5% - 7%ash content: 7% - 9%volatile matter: 10% - 15%smoke: nonesulphur/phosphorus: nil.