Processes for refining gold jewelry scraps and wastes When questions arise about manufacturing quality gold jewelry, manufacturers are eager to talk shop with their peers and industry experts. They want to know if they are using the right alloy for a specific application, casting at the appropriate times and temperatures, and annealing properly when work hardening a piece. Rarely, though, does the conversation turn to refining-an area of jewelry manufacturing that poses more questions than answers in many manufacturers minds. Refining is a practice that must be done precisely and methodically to ensure the full recovery of gold, as well as an end product that is free of impurities, which can lead to quality problems when the metal is reused in production. But refining doesnt have to be a mystery to manufacturers. There are several methods commonly used to recover metal. Some operations are suitable for use by manufacturers and jewelers who wish to refine in-house, while others are designed for commercial refiners who handle large lots. The following are the most common methods used in the jewelry and gold refining industries. Continue reading: ganoksin/gnkurl/ep8075
Posted on: Sun, 01 Jun 2014 14:29:01 +0000
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