Aqua regia gold Refining Tumbler is a new technology compared to the static refining plants.
It is mainly a total different way to work. The static refining unit is an handicraft way to refine, the “Tumbler Machine” is an industrial way to ...
Introduction to Aqua Regia
The aqua regia refining process is used to refine gold alloys using a combination of acids and chemical products. The aqua regia solution consists of a mixture of hydrochloric acid HCL and nitric acid HNO3.
The refining process can be broken down into several steps: