Hello Coal mill is an important auxiliary equipment for coalpowder furnace, it has three methods to crush the coal lump and grind them into powder,it is crushing, impacting and grinding. One of the best quality of Screw Conveyor Manufacturer by D
Nov 05, 2010· How would you grind charcoal into a powder? We're producing 'biochar' and are about to start some plant growth trials, but need to grind it ... Not really helpful but this is how it is done on a large scale at coal fired powerplants. The coal is ground down to be as fine a talcum powder before being blown into the boiler.