Thermal coal
Indicator Value
Fraction, mm 0-300
Ash content, dry state (Ad), % max 17%
Total moisture, in good condition (Wtr) % max 14%
Total sulfur content, dry state (Sd), % no more than 0.5%
Yield of volatile patients, dry ash-free state (Vdaf), % no more than 45%
Lower calorific value, in good condition (Qir), kcal/kg 5800
