Renaissance Services, PERFECT-3D division, will be presenting at the 2019 Additive Manufacturing conference being held May 20 to 23 in Detroit, Michigan.  RAPID is the premier annual conference for a range of topics on 3D-printing and additive manufacturing.  Dan Sokol and Mike Froning from the US Air Force will be presenting a paper on May 22 that describes how PERFECT-3D enables the successful production of small quantity castings for Air Force sustainment.