Quote Originally Posted by natec View Post
Thanks, I'm definitely going ahead with it. What kind of feeds and speeds are you running for aluminum? Looks like you're taking a pretty healthy cut in the last photo.
From memory, 2150rpm (spindle max), 5-6mm DOC, 400-600mm/min with a 4fl HSS-co roughing endmill in the last photo. That's a bit of an exception though - standard, not roughing, endmills are quite a lot slower.