See:
for a good starting overview and for specific materials see:
For more detail see:
https://carbide3d.com/blog/feed-and-speeds-part-1/
https://carbide3d.com/blog/feed-and-speeds-part-2/
and the many posts on this on:
There are many other feeds and speeds programs/chipload calculators/techniques for deriving them. One which I was successful with was: