质量保证基准重点强调半成品和成品珠宝的工艺。 了解如何评估安装至 14K 黄金镶台的铂钴梨形镶座的品质。

Four-prong, pear-shaped platinum cobalt setting with 14K yellow gold shank

The joints on each side of the platinum setting are not visible, and have no pits, cracks or discolorations.

镶台和镶座之间的接口均匀且完全接触。

镶座垂直于镶台,并与之对齐。

Four-prong, pear-shaped platinum cobalt setting with 14K yellow gold shank

The joints between the mounting and the setting are even and in full contact.

There are no tool marks or unfinished areas on the ring, including inside the setting.

The mounting is quality stamped 14K gold and 950 platinum cobalt.

潜在问题与工程特征

预热组件,并涂上保护性陶瓷喷雾。 保护性陶瓷喷雾可以防止铂钴镶座和黄金戒圈发生氧化。

Platinum cobalt setting being soldered to 14K yellow gold shank

Solder the setting using gold easy solder and gold soldering techniques.

火焰温度最高的区域刚好位于内焰之外。 使用火焰的该区域进行焊接,在黄金镶台和铂金镶座之间传导热量。 每次焊接一个焊点。

The protective ceramic spray coating is dissolved in hot water after the assembly has been soldered.

How-to Video

将铂钴梨形镶座焊接至 14K 黄金镶台上

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专业质量保证基准

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