Combustion adjusting ratio: 1:3 (Higher adjusting ratio requirement can be customized) 1:4 Burnout rate: up to 99.03% Coal Powder Quality Coal Powder Particlesize: 200 mesh sieving rate is greater than 50% Coal quality index: Moisture≤10%, Volatile Matter≥25%, Ash≤10%, Sulphur≤0.5% LHV Lower ......