A circular shape provides multiple benefits in the machining world. For example, round inserts are stronger than inserts with any other shape. However, when it comes to coolant channels in cutting tools and toolholders, channels that don't have circular cross sections can enhance operations.
Imported from the CTE archive to seed discussion on MFGAxis.
Originally published on CTE: 2016-12-07
CTE source: https://ctemag.com/news/toolmakers-tout-nonround-coolant-orifices/
Legacy path: /toolmakers-tout-nonround-coolant-orifices