Magnesium Corrosion: How to clean up? | Arboristsite
16/2/2009· I''ve just been using baking soda and an old toothbrush on mine where there''s mag rot. I''ve never used silica to bead blast magnesium but I have used extremely fine coal slag and that worked ok, making sure to get all the slag out. I''ve heard soda blasting works good.