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Compound Cycle Tapping on Okuma Lathe

April 27, 2012, 11:56 am

Cycle Format:

G184 X Z C K (I) F Q E
OR
G184 X (Z) R C K (I) F Q E

G180 (Cancel)

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Tapping Hardox Rc 45-50

February 27, 2012, 9:43 pm

A need arouse to drill and tap lots of blind 1/4-20 holes in 3/4" thick hardox 45-50RC hard plate.

So if you ever need to do this use:

1) DRILL
Tap hole: >0.202" or bigger.  5/8 deep.
Drill used: Tialn coated carbide drill.
S=1418 RPM
F=2.6 IPM
NO Peck, No Coolant

2)TAP

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