First time with Aluminum

[mikep]

So far, no. I’m not running 100psi in there either, it’s enough to clear the cut, but not much more.

Here’s my compressed air setup.

Here’s battle I had with aluminum…

Depth per pass calculation

@mikep Yeah, that doesn’t look like 6061 to me. The bottom corner cuts and the broken edge on the corners of the block look like a much softer grade. You can try feeding faster (bigger chip, better cut in this case) but I would try a sweet spot test first (can find the link in Will’s page posted above). Possibly the bigger issue though is going to be chip clearing. ANY material getting recut is going to be a pretty big issue. Cutting fluid would buy you some forgiveness but I don’t know if you …