The blue 470 is indeed inferior to overmelded 460 Facet gear, but suitable for most crafts.

There are no ways to eliminate Good or Excellent procs. There are ways to compensate for the chance of landing a Poor proc during Brygots Blessing, which is about the only thing that can ruin a macro craft. If you post your stats here, we can probably help you with a 100% macro for 3 star crafts.