When I'm using Brownell's "Acra-Glass" epoxy bedding compound to fit a rifle action to a gunstock, I use a generic brand of spray cooking oil like PAM as a release agent. Several coats of Johnson's paste wax also works well
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!