For more than 20 years, United Precious Metals Refining, Inc. has been a trusted partner businesses turn to for the best in precious metal product and services. With the precious metals market holding its high values, the influx of refining materials has increased tremendously. United has added two additional new gold reactors and they have been installed in combination with a 15,000 CFM Knox Air Scrubber. The Stone Removal Department has also been upgraded to accommodate 5 times the volume of jewelry for gemstone recovery. As part of this massive expansion, additional electrolytic refining equipment for silver has been installed.