I have had terrible luck with tear-out when milling plywood on the Shopbot. Here is an example of the kind of issues we're experiencing:Notice how the top ply or two is getting ripped up during the milling process. And this is when using down-cut endmills...
Thursday, 06/07/2023, 12:40.(I wrote this project log before copy-pasting it here) Anyway, back to DIY electric motors: I can't simply use two 10:1 reduction ratios (which would give 100:1 in total) simply because if I want to reach 30 rpm with...