Finally found the pictures, that was a long threadGreolt wrote:This is an old thread but the first couple of posts show the plenum I have been using for years. (and others similar)
Use 1/4" round closed cell sponge rubber as gasket. Cheap and easy to get.
I have one of those vacuum pumps. Works great but puts out an oil mist which must be dealt with.
http://www.cnczone.com/forums/cnc_wood_ ... mping.html
Greolt
I like the way you made the plenum but............
How did you do the horizontal channel for the inlet?
Cheers
Wolffie.