Finer powder means better performance but not through milling. The Editor reports
Lithium Iron Phosphate: notice the way it always comes out with top scores for safety in everyone's presentations when they evaluate the chemistries they're considering for EV and HEV traction.
It's the chosen chemistry of almost all Chinese battery manufacturers— very few IP issues to worry about and one or two Western players, but modification is the only way forward to allow it to compete in performance terms with the best of the best new materials like the nickel cobalt combinations . . .