A fully automated modular primer processing unit is provided that is controllable, tailorable and increases the safety of operators over current methods. The modular primer process unit is comprised of a plurality of stations. Exemplary stations include: 1) primer cup insertion station, 2) an energetic filling station, 3) a drying station, 4) a consolidation unit, and 5) an anvil insertion station. Additional stations such as a tray feed station, a primer sealing station and a tray stacking station may also be configured with the modular primer processing unit.