Posted by BillS on March 16, 2014 at 09:21:34:
In Reply to: shaping fine pitches in harder materials posted by Mike on March 15, 2014 at 13:10:55:
Maybe a sacrificial part with the gear's OD stacked on the bottom? Backed up with a diameter just smaller than root diameter?
I'm guessing you've tried these...
Have you experimented with finishing cuts to see if a light finishing cut results in less tearing?
Can you anneal the blanks to see if that would help?
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