... flue gas fluidized bed hot air furnace can supply heat for such equipments as rotary drier, vertical drier, hammer drier, indirect drier, dry-grinding ... for fuel.It can use raw coal whose heating capacity over 6270KJ/Kg, or various bituminous coal, anthracite, lignite, ... air2High relative motion speed;3Long burning of fuel in fluidized bed; ModelHeat capacity( KJ/HR)Standard coal comsuption(KG/ ...