千足金的概念
关键字：千足金是什么
含金量千分数不小于999的称为千足金，是首饰成色命名中最高值。印记为千足金、999金、gold999或g999。黄金首饰的印记包括厂家代号、材料和纯度，如：X金990、XAu990、X足金等。其中，字母X为厂家代号。
千足金选购注意：长期以来在制作千足金首饰一直使用熔接焊料，熔接焊料的使用造成了首饰整体含金量的不足，同时也为厂家节省了成本，熔接焊料使用的多少直接决定了购买首饰的整体纯度和价值，大家在选购千足金请选择正规厂家的，以确保首饰的价值。无焊千足金彻底解决了使用焊料的问题，消费者购买可以以无焊作为购买依据。
本文来源： 大田环球贵金属
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