I think I'd use a cheaper blade. I've cut aluminum using a carbide blade, works well enough, but does dull the blade much quicker than wood. Use a regular blade, maybe even go buy a cheap blade to dedicate to aluminum, and take more passes.
Mark V/510, Mark V/500 with parts for 510 upgrade, bandsaw, jointer, belt sander, DC3300 w/1 micron bag
Home designed and built CNC router, another CNC router
Way too much other stuff and not enough space