Instructions: Select cutter/insert size. Then, fill in the blocks shaded in blue with the appropriate information. The calculator will automatically provide the necessary speed and feed in the green fields. For assistance setting up your milling program, contact a Dapra applications specialist or call (800) 243-3344.

Download Recommended Operating Parameter Charts (PDF):
8mm Series
10mm Series
12mm Series

Select Cutter/Insert Size:

R2 Mini-Feed

Milling Cutter Information

in.

in.

Machining Conditions

RPM

SFM

in.

in.

in.

FPT

SFM

RPM

SFM

in.

in

ipm

ipm

in3/min

R3 Mid-Feed

Milling Cutter Information

in.

in.

Machining Conditions

RPM

SFM

in.

in.

in.

in.

RPM

RPM

SFM

in.

in.

IPM

IPM

in3/min

R4 Heavy-Feed

Milling Cutter Information

in.

in.

Machining Conditions

RPM

SFM

in.

in.

in.

in.

RPM

RPM

SFM

in.

in

ipm

ipm

in3/min



Need help setting up your application?

We're here to help you choose the correct tooling, inserts and operating parameters to maximize your efficiency and productivity.