What material for Risers?

[Blue_Heron]

Originally Posted by flyingfrizzle

I usually thin my Vinyl ester with styrene and do a good hot coat of thinned resin on the wood so it will soak up the resin better. The end grain especially. Once that is done and kicked a bit then I do the several layers of glass on both sides. I you dont hot coat the wood first the wood can pull the resin out of you first layer of cloth and leave some air voids on the face of the wood and not bond as well...

Ok. I haven't done much with wood cores. Like you and FishStretcher, I prefer the foam or other inorganic cores. The only times I've used wood, I also used epoxy resin and I didn't have any problems with wet out or bond strength.