| 摘要 |
A gold alloy for use in a dental restoration, and which maintains a true yellow-gold color after being cast and having a porcelain jacket fired thereon. The alloy is 83-87% gold, 7-12% platinum, 1.5-3.0% rhodium, and less than 1.0% copper. Other elements are included for grain refining, strength, formation of bonding oxide for the ceramic jacket, and the like.
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