Dry blend Part A powders in V-shell blender for 10 min. (If necessary to develop color further, place in high speed Waring blender for two additional minutes.) Add predissolved Part C with high-speed agitation. Add liquid Part B to the A/C mixture via intensifier bar of V-shell blender for 5 min. Press laboratory samples in powder pans at 3000 psi with 10 s dwell.