Freeze Plug blowing out

Sealing it up isn't the issue.

Green loctite is for aiding in press-fit applications, as this be.

Sealant is for situations that need a sealin'.

Try it. It's the right tool for the job.
http://www.jegs.com/p/Loctite/LOCTITE-Bearing-Mount/2342113/10002/-1