I do have some sample cuts located on my web and more pictures of my machine at
http://www.vicrc.com/cnc/cncfoam.htm
Also made some horizontal foam filler for my P38 fiberglass fuse and was extremely happy with the combination of strength and light weight.
http://www.vicrc.com/P38-5.htm
you can't see the blue foam filler on the horizontal stab, but its there.
Recently cut panel cores for filler for my outer panel molds, will take some pics tonight and post.
Vic
Happy cutting and flying!!!

Somehow 'building' gets in the way of both