Astec's Double Barrel XHR (eXternal mixer, High RAP) aggregate dryer can produce up to 400 TPH with up to 65% RAP/RAS. Employs two mixing technologies: an outer chamber on the drum and an external ...
Combustion occurs when fuel, air and ignition unite. Complete combustion is achieved under the right conditions. Incomplete combustion reduces production, and increases energy and maintenance costs.