don't know if you need this anymore but i got this to help me build mine! David Robertson, copyright 2007 www.artistblacksmith.com it will show...

i to had all these problems and you guys have given all the answers i would have,there is just one other thing you can do to regulate the flow is get ...

i used cow hide and i took a old 1 3/8" hole saw and ground off the teeth and then went to the sander and sharpened it so i could cut the disc's i nee...