On Thu, 11 Aug 2011 16:20:37 -0800, Kevin Miller
wrote:
snip
Another consideration is reaction wood. I've had kiln dried wood stop
my table saw blade (1.5 hp, wired for 220 v). Even when dry the
internal stresses may manifest themselves as wood is removed...

Good point.. I've had problems ripping pine 1x12 that had a warp..
Binds the blade as the board untwists..