View Full Version : How to brighten-up old cast parts
pertnear
02-21-2020, 12:32 PM
Is there a chemical that can be brushed on to re-brighten older cast pot metal parts that are oxidized?
257260
CastingFool
02-21-2020, 12:51 PM
Try citric acid?
pertnear
02-22-2020, 07:43 PM
Tried vinegar & citric acid. Just darkened it. ???
M-Tecs
02-22-2020, 08:09 PM
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