More motor housing machining

 

Printed Motor Housing First Post-Machining Operation

Printed plastic expanding mandrel to hold the part from the inside:

Around .005" TIR on the as-printed surface after clamping from the ID.  Not too bad.  This all gest machined away anyways.

Checking the lock ring fit after machining the threads:

Rotor bearing and lock-ring test fit:

Sneak peek of what's coming: