BalsaDust
Moderator
might try this stuff Terry. I just got a bottle of it the other day and it seems to be holding well on the different foams I have tested it on which so far is just Depron, blue fan fold foam, and this new XPS foam they have.
http://www.headsuphobby.com/BSI-Foam-Cure-EPP-Foam-Glue-4-oz-bottle-H-500.htm
http://www.headsuphobby.com/BSI-Foam-Cure-EPP-Foam-Glue-4-oz-bottle-H-500.htm