Posted in | News | Non-Ferrous Alloys and Metals | Precious Metal

Chromium Addition Found to Optimise Strength of Platinum Jewelry

Jul 26 2005

Using a high-tech but low-cost technique, a Johns Hopkins undergraduate has tested tiny samples of four metal alloys to find the best blend for use in platinum jewelry. After evaluating four metal mixtures, student researcher Christopher Kovalchick determined that platinum combined with a small amount of chromium in a cold-rolled and heat treatment process displayed the greatest strength.

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