User Guide

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Endmills - Technical Info
Endmills
Tech Info -
Tool Series Speed
Feed Adjustment –
with high-pressure
coolant
Feed Adjustment –
with standard flood
coolant
Ramp
Angle
XHP 2 Flute Aluminum and Non-Ferrous Tools on page 16, use Slotting Speeds & Feeds on page 185. 3° -
XHP 3 Flute Alum & Non-Ferrous ZRN Tools on pages 18-22 and 24-25, use Slotting Speeds & Feeds page 186. - 5°
XHP 3 Flute Roughers Alum &
Non-Ferrous ZRN
Tools on page 23, use Slotting Speeds and Feeds page 187. - 5°
XHP 5 Flute Alum & Non-Ferrous DLC Tools on pages 26-32 IPT x 1.6 IPT x 1.25
XHP 4 Flute Variable Index Tools on pages 43-53 and 57, use Slotting Speeds & Feeds pages 192-193. 1° - 2.
XHP 5 Flute Variable Index Tools on pages 62-78, use Slotting Speeds & Feeds pages 198-199. 1° - 2.5°
XHP 5 & 6 Flute Finishers Tools on pages 81-83, use Slotting Speeds & Feeds page 201. 1° - 2.
XHP 6 Flute Finisher for Inconel Tools on pages 79-80, use Slotting Speeds & Feeds page 202. 1° - 2.5°
HP 7 Flute Finishers Tools on pages 84-85, use Slotting Speeds & Feeds page 201. 1° - 2.
XHP 7 Flute Finishers Tools on pages 86-90 IPT x 1.6 IPT x 1.25 0.
XHP 9 Flute Finishers Tools on pages 91-93 IPT x 1.6 IPT x 1.25 0.5°
XHP 11 Flute Finishers Tools on pages 94-96 IPT x 1.6 IPT x 1.25 0.5°
XHP 13 Flute Finishers Tools on pages 98-100 IPT x 1.6 IPT x 1.25 0.
Helical Ramp to Create an Entry Hole
Using a helical ramp move to generate an entry hole is a preferred method to enter the middle of a part. The creation
of the entry hole can be either a one-step or a two-step process depending on the number of flutes on the end mill.
Tools with seven or fewer flutes only require one step; tools with more than seven flutes require two steps.
IPT = Inch per tooth from the speed and feed charts
Speed = Surface feet per minute (SFM)
entry hole
CW pat
h
CW = Clockwise
The diameter of the starting hole will be: (tool diameter x 2) - (corner radius x 2)
Use the following guide for speed, feed and ramp angle parameters. Note that the terms “Same as chart,
“Slotting speed in chart,” “Slotting feed in chart,” and IPT reference the data that is shown in the speed and feed
charts located in each tool series section.
Step 1: Create helical ramp entry hole
Ramp Angle