Angels are very risky with corals. They have been known to snap even years down the line. Your best bet is to get a "mostly reef safe" angel and have an SPS dominate tank. They tend to be more into meaty corals like LPS.
Some selections I like are:
Flame angel
Potters angel
Regal angel (large but mostly reef safe, SPS only for best luck)
Japanese swallow tail angels ARE reef safe