Helical Milling Interpolation Calculator – Kennametal

For End Milling Application

These calculations are based upon theoretical values and are only intended for planning purposes. Actual results will vary. No responsibility from Kennametal is assumed.

Input Data

Input Data

in. mm
ipt. mm
sfm. m/min
in. mm
in. mm
Circular Interpolation; enter axial depth of cutfor one circular revolution.
Helical Interpolation; enter axial depth of cut (if needed) at start - before helical move.
in. mm
in. mm
Calculated Values

Calculated Values

Using current input - Data results are for External Helical Interpolation

in. mm
in. mm
in. mm

Calculated radial width of cut
Internal Interpolation: this number will be larger than stock removal depth.
External Interpolation: this number will be smaller than stock removal depth.

in. mm

Calculated value of axial depth of cut for one circular or helical revolution.

in. mm

Calculated value for length of one circular or helical revolution.

ipr. mm/min
ipm. mm/min
in. mm
in3/min. mm3/min.
You are about to add to your My Solutions page. Do you want to proceed?
Please adjust the following properties from

ISO Catalog Number

ANSI Catalog Number

to find similar products.

The following files are available

Please select a file to download


Product data

You should be logged to see your dashboard information
Session expired due to inactivity, please login again
The product/s () you were trying to add to the cart is/are not available, please contact customer service
item(s) successfully added to the cart
View Cart

. Please enter the desired qty for the material(s) you want to include in your promotion or Proceed Without Promotion and only your base materials will be added to the cart.

Minimum quantity should be

SAP Material Number ISO Catalog Number Grade    

Thank you for your registration, pending approval & completion of the registration, your access is currently limited. Full utilization of product search capabilities & collaboration space is available and will remain. Please allow 2 business days for registration completion.

Thank you for your successful registration. You now have immediate access to log in and utilize the site.

You are about to leave the Solution building process.

Are you sure you want to leave?