Brass challenge coin/ bas relief

[HeuristicBishop (Tyler Sowers)]

Here’s a great post that covers a bit of the nuance when it comes to chipload in small tools:

Endmills too big?

That’s a tall order. I’ll try my best with this but I’m not sure it’s possible to get there. So a bit of background. In most cases with a tool designed for non-ferrous metals in this size you can get down to around a 0.0003" (0076mm) chipload and not be rubbing. They will like higher numbers but that’s our floor. This is exacerbated in this case by the steel cutter design and runout. In order to actual cut and not grind away material we have to have a chip that’s at least bigger than the chip w…

(Generally anything by TDA is going to be good in-depth information, in my opinion )