Originally Posted by
CarveOne
Personally, I would go with a 4'x4' envelope just because a 1/2 sheet capacity is more convenient to work with. One cut across a sheet of material and you have a waste board, or a bunch of dinosaur parts. You will always find something to make that will exceed the size of the machine you have though.
CarveOne
I tend to agree, when I built my router I didn't actually need the 49x49" cutting area, I maybe needed 30" or so, but I am very glad I went with a size to hold a half sheet. I ended up cutting bigger parts than I ever thought I would, not to mention cutting multiple small parts at once is a plus!
http://www.homebrewedtechjunkie.com - My techie projects, including a cnc build.