Sandpaper Grit Conversion Chart: CAMI vs FEPA (P) vs Micron Explained (60–3000 Grit Guide)
Not all sandpaper labels mean the same thing. A U.S. 120 grit isn’t identical to a P120 European sheet, and neither equals a 15-micron polishing film. Understanding how CAMI, FEPA (P-grit), and micron scales align helps you choose the right...