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Does Plat S+ darken when heat treated?

April 26, 2017darken heat plat treated

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Does Plat S+ darken when heat treated?

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• Yes. It will oxidize similar to karat gold, because it has non precious metal in the alloy to make it harder than traditional platinum/iridium or platinum/ruthenium. That is why H&S recommends using stainless steel heat treating foil to prevent oxidation.