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Cutting time for a drill operation

 
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May7-12, 11:40 AM   #1
 
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Cutting time for a drill operation


Can someone please help me with this exam question!!!


Calculate the cutting time for the following drilling operation:
Spindle Speed = 400RPM
Drill Diameter = 12mm
Feed Rate = 0.19mm
Component Thickness = 36mm


Any help would be appreciated... Exam tomorrow!!!
 
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