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Precious-metal material for articles of jewelry and a method of manufacturing them
Precious-metal material for articles of jewelry and a method of manufacturing them
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机译:用于珠宝首饰的贵金属材料及其制造方法
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摘要
A precious-metal material for articles of jewelry and having low specific weight, high resistance to corrosion, in spite of a low content of precious metals, and free from toxic constituents which consists of 33 to 99 wt. % precious metal powder, 1 to 67 wt. % of a thermosetting organic plastics and 0 to 10% filler.
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