Gcoal Grinding Mill Type And Configuration. coal mill - an overview | sciencedirect topics,the mass ratio of air to coal is dependent on the coal mill manufacturer and usually ranges from 1.75 to 2.2 with a typical value of 2.0. an air to fuel mass ratio of 1.8 produces a primary stoichiometric ratio of approximately 0.16, or 16% of the air necessary for complete …
Read On