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طلای سفید از ترکیب ۷۵ درصد طلای خالص با ۲۵ درصد نقره، پالادیوم و یا نیکل ساخته میشود. رایجترین ترکیبات طلای سفید به شرح زیر است: 1. آلیاژ طلا، پالادیوم، نقره (طلا: 750، پالادیم: 200 ، نقره: 50) 2. آلیاژ طلا، نیکل، مس، روی (طلا: 750 ، نیکل: 135 ، مس: 85 ، روی: 30) نکته: از نیکل برای افزایش استحکام، از مس برای افزایش چکشخواری، و از روی برای جلوگیری...
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