phosphate parts | Manganese Phosphate Coatings

Manganese Phosphate Coating 101: Applications & Benefits

The excavation at an ancient Roman fort in Germany in the 1940s shows how far back coating metals with phosphates goes. Several iron items were found in remarkably good condition, with their surfaces converted into a blue iron phosphate coating that resisted corrosion remarkably well over the millennia. The widespread use of phosphate coatings in…