Predictions usually come loaded with maybes, ifs, provideds and other qualifiers. Yet somehow, the auto industry is comfortable telling consumers exactly how often their engine oil should be changed.
John Burke would like to see that same confidence extended to metalworking operations. A key issue for many users, he says, is knowing when to change out their metalworking fluid. Throw it out too soon and youre wasting money; wait too long to flush it, and youll drive down tool life and create a breeding ground for stubborn microorganisms.