Quote Originally Posted by Jim Dawson View Post
You might take a look at the Garr tech page for that end mill, looks like cutting speed should be in the range of 60-90 FPM. I think you're turning a bit fast. https://www.garrtool.com/doc/pdf/tec...ling_guide.pdf About half way down the page.
That doesnt make any sense??? thats 600rpm, and no where close to turning on the coating.