Deep Hole Drilling Coolant Additives: What Each One Does and When to Use It
I have spent a lot of years watching machinists blame the tool, the feed rate, or the material when the real culprit is sitting right in the coolant tank. Coolant for deep hole drilling is a chemical cocktail, and each additive serves a specific purpose. Understanding what each one does and how they interact is the difference between a process that runs all shift and one that burns through drills before lunch. Here is what I have learned, the hard way. ...