Sponsored Video: Helically Interpolating a Hole at 225 IPM Through a Milled Slot
This video demonstrates Dapra's 1" Toroid End Mill executing the helical interpolation of a 1.75" diameter hole to a depth of 1.25". The material is H13, and the machine tool used is a Fadal 4020 with a 40-taper spindle.
Running rotary milling cutters at the proper speeds and feeds is critical to obtaining long tool life and superior results, and a good place to start is with the manufacturer's recommendations. These formulas and tips provide useful guidelines.
The right choices in tooling and technique can optimize the thread turning process.
Economic efficiency is an important consideration when choosing tools for challenging metals.