Coal Specifiions | Ares Asia
Coal Specifiions. We exclusively trade thermal coal of Indonesian origin and offer three main calorific values – GAR 4200 kcal/kg, NAR 4700 kcal/kg and NAR 5500 kcal/kg. The table below indies the typical specifiions of each egory of coal under the American Society for Testing and Materials Standard. Specifiion in ASTM Standard.