WD40 is a good adhesive remover. Spray on and let sit for an hour or so. Use a plastic scraper so to not scratch up the aluminum. Even an ice scraper will work, but I have some vinyl install squeeges that work for this.
I second WD40. It works well on Acrylic also without fogging up the glass.
Please explain to me how to...
Yesterday, 10:55 PM in 3D Printer Parts, Filament & Materials