Feed & Speeds For Annular Cutters

A guide to the selection of circumferential cutting speeds:

 
 feet/min
m/min 
 Stainless Steel
 65 - 131
20-40
 Mild Steel
 98 - 164
 30-50
 Cast Iron
 98 - 164
 30-50
 Brass

 164 - 229

 50-70
 Aluminum
 229 - 295
 70-90

Test Drilling is very often the only way to determine the machinability of difficult materials. Use a small size cutter wherever possible in order to minimize trial costs.

Recommended Feed: 0.001”-0.004”/rev. (0.02~0.1 mm/rev.)

 

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