During the heating process, such as, for example, the # 3 alloy has a pattern, and occurred in the phase, but with gold, nickel, nickel in gold becomes anode corrosion and electrolyte solution. Nickel release rate so high and in example # 4 and # 5 alloy that was 800 at a sect apartment hithot degrees Celsius. Thus corrosion resistance allows the release of nickel fell by 5, for example, have a lower rate of nickel release sample 4.
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