Originally Posted by Minesgeek  Thanks for the suggestions,
I know my tooth load is low (figured I'd just get a really nice finish), but the calculations weren't the problem. I've concluded that the material I'm using is not aluminum. It is non-magnetic and slightly darker than most aluminums, and is also much harder (can scratch aluminum quite easily). It was sold to me as scrap aluminum, and I think it's heavier although I don't have a scale. In short I have no idea what material it is, so I don't think I'll ruin any more bits trying to machine it.
Thanks,
-Nick |
is it possibly titanium ?