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John John is offline
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Default Tool holder geometry, carbide vs ceramic, trigon inserts

Lloyd E. Sponenburgh wrote:
"Pete fired this volley in news:4f56be59$0$2789
:

Perhaps the rigidity issue is in the part, not the machine? The lathe
sounds massive, but he's turning a part to 25mm which isn't that
massive.


With "only" 7" of overhang, a 1" bar wouldn't be too rigid to deflect.

He never mentioned whether or not it was supported on the outboard end, or
in a steady.

LLoyd



The insert may be rubbing on the part from being set too high.

John