3D finishing a smooth aluminum part with a 1/4” ball mill in the high speed 24,000 RPM spindle on the milling machine. Total finish time was about 6 minutes. The next batch will be run slower and with more passes to cut back on hand finishing times.
Preparing to go home for Thanksgiving: Sunday...
PortlandFish: ok just checking up
Kontraptionist: I gotta get back to work anyway
PortlandFish: start another shift
Kontraptionist: you mean drink another coffee
So, this is the new high speed AC spindle actually using a little bit of it’s 1.3 horsepower. Cuts processing time of each part from over an hour to just over 18 minutes.