# CNC Machining a billet compressor wheel

**URL:** https://forums.speedlife.net/t/cnc-machining-a-billet-compressor-wheel/257076
**Category:** Shift518 Automotive
**Created:** [February 24, 2011, 6:32am UTC](https://forums.speedlife.net/t/cnc-machining-a-billet-compressor-wheel/257076 "2011-02-24T06:32:32Z")
**Posts on this page:** 1
**Showing post:** 19

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### Author: ![94Gt5.0](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/94gt5.0/32/6377_2.png) [@94Gt5.0](https://forums.speedlife.net/u/94Gt5.0)
#### Post date: [February 25, 2011, 3:27am UTC](https://forums.speedlife.net/t/cnc-machining-a-billet-compressor-wheel/257076/19 "2011-02-25T03:27:51Z")

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> [@HD seems to have forgotten what it is](https://forums.speedlife.net/t/hd-seems-to-have-forgotten-what-it-is/39856/16):
>
> meh, couple tens at best there. big feed is making nutty trochoidal cuts at full cutter depth in hardened steel or inconel.
> 
> watch this vid
> 
> [http://www.youtube.com/watch?v=JATjRSzXgjw](http://www.youtube.com/watch?v=JATjRSzXgjw)
> 
> Look at the color of the chips flying off the cutter…no coolant either 😉 95% of the heat is expelled through the chips themselves and not into the tooling/spindle.
> 
> Here’s a big 625 blisk being cut
> 
> [http://www.youtube.com/watch?v=ccK5osNCGW4](http://www.youtube.com/watch?v=ccK5osNCGW4)

Is it weird that I fist-pumped through the entire 1st video?? :lol

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