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Taper reaming in a VF-3

DeSelle

Cast Iron
Joined
Oct 23, 2006
Location
Midlothian, TX
Has anyone run a larger size taper reamer in a CNC mill? We have done the in a radial drill before but would like to do them in our VF-3. We need to do #12 holes 6 1/2 inches deep in 316SS. Just curious if this is a common practice and what tips might be out there.

Thanks,

Nathan
 
The machinist handbook has the formula for step drilling the pre hole for taper reaming. i would suggest you use this formula since the chip load needs to stay somewhat the same altheway through. if you use it right your machine should push it just fine.
 








 
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