Originally Posted by dagwood
the a,2-a,3 stock mills so nice. none of that gumby endmill killer muck.
h13 is nice too... soft 36r? but still takes a HT very nice and doesn't tweek so bad.
I think that's why we used so much a2, or s7, you can trust it to be dimensionally stable through the HT process. And it's pretty cheap.
Back when I did production manual milling at Boeing, I had this one part that came through, that one was always a mess. 2024-0 Al. 1" "plate" if you can call it that. Gummy is right, in that O condition, blech