Phosphating/Parkerising

[Chuckindenver]

check the net for black oxide metal coatings...most companies that deal in black oxide also sell manganese phosphate....careful...dont buy the iron phosphate its to thick for firearms.

---------- Post added at 07:37 AM ---------- Previous post was at 07:30 AM ----------

this companys home office is in Frankfurt...ill bet you can get all the phosphate you need....Chemetall - the international specialty chemicals group

[gunner]

Thank you much for the hint Chuck! I´ll try it at there.

[muffett.2008]

Check similar post on GUNSMITHING for OLD MILSURPS, just posted a recipe for these solutions.