Dujardin alumina suspensions, blue N13 (0-1 µ)
Use: suitable for polishing of steel and hard steels.
Dujardin alumina suspensions, pink N3 (0-0,3 µ)
Use: for finishing of metallographic specimens and in particular for soft metals: copper, lead… Can be used in certain cases for finishing after diamond polishing.
Dujardin alumina suspensions, white N2 (0-0,7 µ)
Use: produces a flawless surface with all hard and semi-hard metals. Suitable for brass, bronze… and more generally, for all copper and nickel alloys.